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Finding the Fourth Proportional to 12,593.88, 18,882.28 and 7,051.04

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Solution

The fourth proportional to 12,593.88, 18,882.28 and 7,051.04 is: 10,571.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593.88 : 18,882.28 = 7,051.04 : x
  2. Step 2: Convert to fraction form
    12,593.88/18,882.28 = 7,051.04/x
  3. Step 3: Cross multiply
    12,593.88x = 18,882.28 × 7,051.04
  4. Step 4: Simplify right side
    12,593.88x = 133,139,711.57
  5. Step 5: Solve for x
    x = 133,139,711.57/12,593.88
  6. Step 6: Final answer
    x = 10,571.78

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1.5x scale

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.