Home / 38,218.43-57,319.87-14,517.68

Finding the Fourth Proportional to 38,218.43, 57,319.87 and 14,517.68

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Solution

The fourth proportional to 38,218.43, 57,319.87 and 14,517.68 is: 21,773.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,218.43 : 57,319.87 = 14,517.68 : x
  2. Step 2: Convert to fraction form
    38,218.43/57,319.87 = 14,517.68/x
  3. Step 3: Cross multiply
    38,218.43x = 57,319.87 × 14,517.68
  4. Step 4: Simplify right side
    38,218.43x = 832,151,557.05
  5. Step 5: Solve for x
    x = 832,151,557.05/38,218.43
  6. Step 6: Final answer
    x = 21,773.57

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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.