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Finding the Fourth Proportional to 17,600.87, 26,398.55 and 5,754.55

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Solution

The fourth proportional to 17,600.87, 26,398.55 and 5,754.55 is: 8,630.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,600.87 : 26,398.55 = 5,754.55 : x
  2. Step 2: Convert to fraction form
    17,600.87/26,398.55 = 5,754.55/x
  3. Step 3: Cross multiply
    17,600.87x = 26,398.55 × 5,754.55
  4. Step 4: Simplify right side
    17,600.87x = 151,911,775.90
  5. Step 5: Solve for x
    x = 151,911,775.90/17,600.87
  6. Step 6: Final answer
    x = 8,630.92

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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.