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Finding the Fourth Proportional to 17,593.28, 26,392.80 and 8,356.16

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Solution

The fourth proportional to 17,593.28, 26,392.80 and 8,356.16 is: 12,535.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,593.28 : 26,392.80 = 8,356.16 : x
  2. Step 2: Convert to fraction form
    17,593.28/26,392.80 = 8,356.16/x
  3. Step 3: Cross multiply
    17,593.28x = 26,392.80 × 8,356.16
  4. Step 4: Simplify right side
    17,593.28x = 220,542,459.65
  5. Step 5: Solve for x
    x = 220,542,459.65/17,593.28
  6. Step 6: Final answer
    x = 12,535.61

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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.