Home / 38,131.15-57,200.53-15,951.47

Finding the Fourth Proportional to 38,131.15, 57,200.53 and 15,951.47

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Solution

The fourth proportional to 38,131.15, 57,200.53 and 15,951.47 is: 23,928.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,131.15 : 57,200.53 = 15,951.47 : x
  2. Step 2: Convert to fraction form
    38,131.15/57,200.53 = 15,951.47/x
  3. Step 3: Cross multiply
    38,131.15x = 57,200.53 × 15,951.47
  4. Step 4: Simplify right side
    38,131.15x = 912,432,458.52
  5. Step 5: Solve for x
    x = 912,432,458.52/38,131.15
  6. Step 6: Final answer
    x = 23,928.79

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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.