Home / 38,116.92-57,171.12-10,039.62

Finding the Fourth Proportional to 38,116.92, 57,171.12 and 10,039.62

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Solution

The fourth proportional to 38,116.92, 57,171.12 and 10,039.62 is: 15,058.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,116.92 : 57,171.12 = 10,039.62 : x
  2. Step 2: Convert to fraction form
    38,116.92/57,171.12 = 10,039.62/x
  3. Step 3: Cross multiply
    38,116.92x = 57,171.12 × 10,039.62
  4. Step 4: Simplify right side
    38,116.92x = 573,976,319.77
  5. Step 5: Solve for x
    x = 573,976,319.77/38,116.92
  6. Step 6: Final answer
    x = 15,058.31

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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.