Home / 19,872.73-29,744.19-14,606.35

Finding the Fourth Proportional to 19,872.73, 29,744.19 and 14,606.35

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Solution

The fourth proportional to 19,872.73, 29,744.19 and 14,606.35 is: 21,861.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,872.73 : 29,744.19 = 14,606.35 : x
  2. Step 2: Convert to fraction form
    19,872.73/29,744.19 = 14,606.35/x
  3. Step 3: Cross multiply
    19,872.73x = 29,744.19 × 14,606.35
  4. Step 4: Simplify right side
    19,872.73x = 434,454,049.61
  5. Step 5: Solve for x
    x = 434,454,049.61/19,872.73
  6. Step 6: Final answer
    x = 21,861.82

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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.