Home / 38,132.61-57,221.37-15,944.28

Finding the Fourth Proportional to 38,132.61, 57,221.37 and 15,944.28

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Solution

The fourth proportional to 38,132.61, 57,221.37 and 15,944.28 is: 23,925.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,132.61 : 57,221.37 = 15,944.28 : x
  2. Step 2: Convert to fraction form
    38,132.61/57,221.37 = 15,944.28/x
  3. Step 3: Cross multiply
    38,132.61x = 57,221.37 × 15,944.28
  4. Step 4: Simplify right side
    38,132.61x = 912,353,545.26
  5. Step 5: Solve for x
    x = 912,353,545.26/38,132.61
  6. Step 6: Final answer
    x = 23,925.81

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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.