Home / 14,487.07-21,726.82-5,126.17

Finding the Fourth Proportional to 14,487.07, 21,726.82 and 5,126.17

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Solution

The fourth proportional to 14,487.07, 21,726.82 and 5,126.17 is: 7,687.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487.07 : 21,726.82 = 5,126.17 : x
  2. Step 2: Convert to fraction form
    14,487.07/21,726.82 = 5,126.17/x
  3. Step 3: Cross multiply
    14,487.07x = 21,726.82 × 5,126.17
  4. Step 4: Simplify right side
    14,487.07x = 111,375,372.88
  5. Step 5: Solve for x
    x = 111,375,372.88/14,487.07
  6. Step 6: Final answer
    x = 7,687.92

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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.