Home / 38,127.32-57,190.97-10,425.32

Finding the Fourth Proportional to 38,127.32, 57,190.97 and 10,425.32

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Solution

The fourth proportional to 38,127.32, 57,190.97 and 10,425.32 is: 15,637.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,127.32 : 57,190.97 = 10,425.32 : x
  2. Step 2: Convert to fraction form
    38,127.32/57,190.97 = 10,425.32/x
  3. Step 3: Cross multiply
    38,127.32x = 57,190.97 × 10,425.32
  4. Step 4: Simplify right side
    38,127.32x = 596,233,877.41
  5. Step 5: Solve for x
    x = 596,233,877.41/38,127.32
  6. Step 6: Final answer
    x = 15,637.97

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.