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Finding the Fourth Proportional to 17,306.88, 25,937.76 and 7,943.52

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Solution

The fourth proportional to 17,306.88, 25,937.76 and 7,943.52 is: 11,904.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,306.88 : 25,937.76 = 7,943.52 : x
  2. Step 2: Convert to fraction form
    17,306.88/25,937.76 = 7,943.52/x
  3. Step 3: Cross multiply
    17,306.88x = 25,937.76 × 7,943.52
  4. Step 4: Simplify right side
    17,306.88x = 206,037,115.32
  5. Step 5: Solve for x
    x = 206,037,115.32/17,306.88
  6. Step 6: Final answer
    x = 11,904.93

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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.