Home / 38,240.60-52,757.28-28,192.92

Finding the Fourth Proportional to 38,240.60, 52,757.28 and 28,192.92

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Solution

The fourth proportional to 38,240.60, 52,757.28 and 28,192.92 is: 38,895.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,240.60 : 52,757.28 = 28,192.92 : x
  2. Step 2: Convert to fraction form
    38,240.60/52,757.28 = 28,192.92/x
  3. Step 3: Cross multiply
    38,240.60x = 52,757.28 × 28,192.92
  4. Step 4: Simplify right side
    38,240.60x = 1,487,381,774.46
  5. Step 5: Solve for x
    x = 1,487,381,774.46/38,240.60
  6. Step 6: Final answer
    x = 38,895.36

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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.