Home / 14,488.53-21,691.43-9,543.09

Finding the Fourth Proportional to 14,488.53, 21,691.43 and 9,543.09

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Solution

The fourth proportional to 14,488.53, 21,691.43 and 9,543.09 is: 14,287.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488.53 : 21,691.43 = 9,543.09 : x
  2. Step 2: Convert to fraction form
    14,488.53/21,691.43 = 9,543.09/x
  3. Step 3: Cross multiply
    14,488.53x = 21,691.43 × 9,543.09
  4. Step 4: Simplify right side
    14,488.53x = 207,003,221.00
  5. Step 5: Solve for x
    x = 207,003,221.00/14,488.53
  6. Step 6: Final answer
    x = 14,287.39

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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.