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Finding the Fourth Proportional to 26,593.50, 39,887.16 and 6,870.50

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Solution

The fourth proportional to 26,593.50, 39,887.16 and 6,870.50 is: 10,304.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,593.50 : 39,887.16 = 6,870.50 : x
  2. Step 2: Convert to fraction form
    26,593.50/39,887.16 = 6,870.50/x
  3. Step 3: Cross multiply
    26,593.50x = 39,887.16 × 6,870.50
  4. Step 4: Simplify right side
    26,593.50x = 274,044,732.78
  5. Step 5: Solve for x
    x = 274,044,732.78/26,593.50
  6. Step 6: Final answer
    x = 10,304.95

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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.