Home / 29,149.62-43,728.50-14,358.66

Finding the Fourth Proportional to 29,149.62, 43,728.50 and 14,358.66

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Solution

The fourth proportional to 29,149.62, 43,728.50 and 14,358.66 is: 21,539.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,149.62 : 43,728.50 = 14,358.66 : x
  2. Step 2: Convert to fraction form
    29,149.62/43,728.50 = 14,358.66/x
  3. Step 3: Cross multiply
    29,149.62x = 43,728.50 × 14,358.66
  4. Step 4: Simplify right side
    29,149.62x = 627,882,663.81
  5. Step 5: Solve for x
    x = 627,882,663.81/29,149.62
  6. Step 6: Final answer
    x = 21,539.99

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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.