Home / 22,918.64-31,584.92-17,874.90

Finding the Fourth Proportional to 22,918.64, 31,584.92 and 17,874.90

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Solution

The fourth proportional to 22,918.64, 31,584.92 and 17,874.90 is: 24,633.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,918.64 : 31,584.92 = 17,874.90 : x
  2. Step 2: Convert to fraction form
    22,918.64/31,584.92 = 17,874.90/x
  3. Step 3: Cross multiply
    22,918.64x = 31,584.92 × 17,874.90
  4. Step 4: Simplify right side
    22,918.64x = 564,577,197.13
  5. Step 5: Solve for x
    x = 564,577,197.13/22,918.64
  6. Step 6: Final answer
    x = 24,633.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.