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Finding the Fourth Proportional to 17,101.59, 25,655.07 and 7,240.92

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Solution

The fourth proportional to 17,101.59, 25,655.07 and 7,240.92 is: 10,862.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,101.59 : 25,655.07 = 7,240.92 : x
  2. Step 2: Convert to fraction form
    17,101.59/25,655.07 = 7,240.92/x
  3. Step 3: Cross multiply
    17,101.59x = 25,655.07 × 7,240.92
  4. Step 4: Simplify right side
    17,101.59x = 185,766,309.46
  5. Step 5: Solve for x
    x = 185,766,309.46/17,101.59
  6. Step 6: Final answer
    x = 10,862.52

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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.