Home / 43,502.52-65,248.22-13,917.88

Finding the Fourth Proportional to 43,502.52, 65,248.22 and 13,917.88

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Solution

The fourth proportional to 43,502.52, 65,248.22 and 13,917.88 is: 20,875.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,502.52 : 65,248.22 = 13,917.88 : x
  2. Step 2: Convert to fraction form
    43,502.52/65,248.22 = 13,917.88/x
  3. Step 3: Cross multiply
    43,502.52x = 65,248.22 × 13,917.88
  4. Step 4: Simplify right side
    43,502.52x = 908,116,896.17
  5. Step 5: Solve for x
    x = 908,116,896.17/43,502.52
  6. Step 6: Final answer
    x = 20,875.04

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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.