Home / 14,387.60-21,586.59-5,029

Finding the Fourth Proportional to 14,387.60, 21,586.59 and 5,029

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Solution

The fourth proportional to 14,387.60, 21,586.59 and 5,029 is: 7,545.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,387.60 : 21,586.59 = 5,029 : x
  2. Step 2: Convert to fraction form
    14,387.60/21,586.59 = 5,029/x
  3. Step 3: Cross multiply
    14,387.60x = 21,586.59 × 5,029
  4. Step 4: Simplify right side
    14,387.60x = 108,558,961.11
  5. Step 5: Solve for x
    x = 108,558,961.11/14,387.60
  6. Step 6: Final answer
    x = 7,545.31

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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.