Home / 53,956.08-80,934.15-14,517.18

Finding the Fourth Proportional to 53,956.08, 80,934.15 and 14,517.18

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Solution

The fourth proportional to 53,956.08, 80,934.15 and 14,517.18 is: 21,775.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,956.08 : 80,934.15 = 14,517.18 : x
  2. Step 2: Convert to fraction form
    53,956.08/80,934.15 = 14,517.18/x
  3. Step 3: Cross multiply
    53,956.08x = 80,934.15 × 14,517.18
  4. Step 4: Simplify right side
    53,956.08x = 1,174,935,623.70
  5. Step 5: Solve for x
    x = 1,174,935,623.70/53,956.08
  6. Step 6: Final answer
    x = 21,775.78

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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.