Home / 23,269.80-34,887.12-11,591.28

Finding the Fourth Proportional to 23,269.80, 34,887.12 and 11,591.28

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Solution

The fourth proportional to 23,269.80, 34,887.12 and 11,591.28 is: 17,378.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,269.80 : 34,887.12 = 11,591.28 : x
  2. Step 2: Convert to fraction form
    23,269.80/34,887.12 = 11,591.28/x
  3. Step 3: Cross multiply
    23,269.80x = 34,887.12 × 11,591.28
  4. Step 4: Simplify right side
    23,269.80x = 404,386,376.31
  5. Step 5: Solve for x
    x = 404,386,376.31/23,269.80
  6. Step 6: Final answer
    x = 17,378.16

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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.