Home / 38,073.43-57,115.62-11,780.22

Finding the Fourth Proportional to 38,073.43, 57,115.62 and 11,780.22

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Solution

The fourth proportional to 38,073.43, 57,115.62 and 11,780.22 is: 17,672.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,073.43 : 57,115.62 = 11,780.22 : x
  2. Step 2: Convert to fraction form
    38,073.43/57,115.62 = 11,780.22/x
  3. Step 3: Cross multiply
    38,073.43x = 57,115.62 × 11,780.22
  4. Step 4: Simplify right side
    38,073.43x = 672,834,569.04
  5. Step 5: Solve for x
    x = 672,834,569.04/38,073.43
  6. Step 6: Final answer
    x = 17,672.02

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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.