Home / 15,272.03-21,067.61-9,524.76

Finding the Fourth Proportional to 15,272.03, 21,067.61 and 9,524.76

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Solution

The fourth proportional to 15,272.03, 21,067.61 and 9,524.76 is: 13,139.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,272.03 : 21,067.61 = 9,524.76 : x
  2. Step 2: Convert to fraction form
    15,272.03/21,067.61 = 9,524.76/x
  3. Step 3: Cross multiply
    15,272.03x = 21,067.61 × 9,524.76
  4. Step 4: Simplify right side
    15,272.03x = 200,663,881.40
  5. Step 5: Solve for x
    x = 200,663,881.40/15,272.03
  6. Step 6: Final answer
    x = 13,139.31

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Half scale
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Double scale
Find fourth proportional to 15,273.03, 21,068.98 and 9,525.76
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.