Home / 38,398.68-57,598.92-10,318.77

Finding the Fourth Proportional to 38,398.68, 57,598.92 and 10,318.77

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Solution

The fourth proportional to 38,398.68, 57,598.92 and 10,318.77 is: 15,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,398.68 : 57,598.92 = 10,318.77 : x
  2. Step 2: Convert to fraction form
    38,398.68/57,598.92 = 10,318.77/x
  3. Step 3: Cross multiply
    38,398.68x = 57,598.92 × 10,318.77
  4. Step 4: Simplify right side
    38,398.68x = 594,350,007.73
  5. Step 5: Solve for x
    x = 594,350,007.73/38,398.68
  6. Step 6: Final answer
    x = 15,478.40

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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.