Home / 21,812.82-32,733-15,227.52

Finding the Fourth Proportional to 21,812.82, 32,733 and 15,227.52

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Solution

The fourth proportional to 21,812.82, 32,733 and 15,227.52 is: 22,850.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,812.82 : 32,733 = 15,227.52 : x
  2. Step 2: Convert to fraction form
    21,812.82/32,733 = 15,227.52/x
  3. Step 3: Cross multiply
    21,812.82x = 32,733 × 15,227.52
  4. Step 4: Simplify right side
    21,812.82x = 498,442,412.16
  5. Step 5: Solve for x
    x = 498,442,412.16/21,812.82
  6. Step 6: Final answer
    x = 22,850.89

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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.