Home / 21,569.73-32,327.96-9,085.38

Finding the Fourth Proportional to 21,569.73, 32,327.96 and 9,085.38

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Solution

The fourth proportional to 21,569.73, 32,327.96 and 9,085.38 is: 13,616.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,569.73 : 32,327.96 = 9,085.38 : x
  2. Step 2: Convert to fraction form
    21,569.73/32,327.96 = 9,085.38/x
  3. Step 3: Cross multiply
    21,569.73x = 32,327.96 × 9,085.38
  4. Step 4: Simplify right side
    21,569.73x = 293,711,755.80
  5. Step 5: Solve for x
    x = 293,711,755.80/21,569.73
  6. Step 6: Final answer
    x = 13,616.85

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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.