Home / 38,390.28-57,558.16-14,677.84

Finding the Fourth Proportional to 38,390.28, 57,558.16 and 14,677.84

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Solution

The fourth proportional to 38,390.28, 57,558.16 and 14,677.84 is: 22,006.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,390.28 : 57,558.16 = 14,677.84 : x
  2. Step 2: Convert to fraction form
    38,390.28/57,558.16 = 14,677.84/x
  3. Step 3: Cross multiply
    38,390.28x = 57,558.16 × 14,677.84
  4. Step 4: Simplify right side
    38,390.28x = 844,829,463.17
  5. Step 5: Solve for x
    x = 844,829,463.17/38,390.28
  6. Step 6: Final answer
    x = 22,006.34

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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.