Home / 18,149.51-25,046.34-10,192.25

Finding the Fourth Proportional to 18,149.51, 25,046.34 and 10,192.25

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Solution

The fourth proportional to 18,149.51, 25,046.34 and 10,192.25 is: 14,065.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149.51 : 25,046.34 = 10,192.25 : x
  2. Step 2: Convert to fraction form
    18,149.51/25,046.34 = 10,192.25/x
  3. Step 3: Cross multiply
    18,149.51x = 25,046.34 × 10,192.25
  4. Step 4: Simplify right side
    18,149.51x = 255,278,558.87
  5. Step 5: Solve for x
    x = 255,278,558.87/18,149.51
  6. Step 6: Final answer
    x = 14,065.31

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Double scale
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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.