Home / 38,966.28-58,475.31-14,342.28

Finding the Fourth Proportional to 38,966.28, 58,475.31 and 14,342.28

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Solution

The fourth proportional to 38,966.28, 58,475.31 and 14,342.28 is: 21,522.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,966.28 : 58,475.31 = 14,342.28 : x
  2. Step 2: Convert to fraction form
    38,966.28/58,475.31 = 14,342.28/x
  3. Step 3: Cross multiply
    38,966.28x = 58,475.31 × 14,342.28
  4. Step 4: Simplify right side
    38,966.28x = 838,669,269.11
  5. Step 5: Solve for x
    x = 838,669,269.11/38,966.28
  6. Step 6: Final answer
    x = 21,522.95

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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.