Home / 38,672.28-53,366.85-22,538.57

Finding the Fourth Proportional to 38,672.28, 53,366.85 and 22,538.57

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Solution

The fourth proportional to 38,672.28, 53,366.85 and 22,538.57 is: 31,102.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,672.28 : 53,366.85 = 22,538.57 : x
  2. Step 2: Convert to fraction form
    38,672.28/53,366.85 = 22,538.57/x
  3. Step 3: Cross multiply
    38,672.28x = 53,366.85 × 22,538.57
  4. Step 4: Simplify right side
    38,672.28x = 1,202,812,217.57
  5. Step 5: Solve for x
    x = 1,202,812,217.57/38,672.28
  6. Step 6: Final answer
    x = 31,102.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.