Home / 38,830.47-58,234.43-15,132.74

Finding the Fourth Proportional to 38,830.47, 58,234.43 and 15,132.74

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Solution

The fourth proportional to 38,830.47, 58,234.43 and 15,132.74 is: 22,694.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,830.47 : 58,234.43 = 15,132.74 : x
  2. Step 2: Convert to fraction form
    38,830.47/58,234.43 = 15,132.74/x
  3. Step 3: Cross multiply
    38,830.47x = 58,234.43 × 15,132.74
  4. Step 4: Simplify right side
    38,830.47x = 881,246,121.40
  5. Step 5: Solve for x
    x = 881,246,121.40/38,830.47
  6. Step 6: Final answer
    x = 22,694.71

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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.