Home / 18,296.76-25,249.55-9,913.26

Finding the Fourth Proportional to 18,296.76, 25,249.55 and 9,913.26

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Solution

The fourth proportional to 18,296.76, 25,249.55 and 9,913.26 is: 13,680.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,296.76 : 25,249.55 = 9,913.26 : x
  2. Step 2: Convert to fraction form
    18,296.76/25,249.55 = 9,913.26/x
  3. Step 3: Cross multiply
    18,296.76x = 25,249.55 × 9,913.26
  4. Step 4: Simplify right side
    18,296.76x = 250,305,304.47
  5. Step 5: Solve for x
    x = 250,305,304.47/18,296.76
  6. Step 6: Final answer
    x = 13,680.31

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Find fourth proportional to 9,148.38, 12,624.77 and 4,956.63
Half scale
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Double scale
Find fourth proportional to 18,297.76, 25,250.93 and 9,914.26
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.