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Finding the Fourth Proportional to 17,152.29, 25,727.66 and 7,152.91

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Solution

The fourth proportional to 17,152.29, 25,727.66 and 7,152.91 is: 10,729.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,152.29 : 25,727.66 = 7,152.91 : x
  2. Step 2: Convert to fraction form
    17,152.29/25,727.66 = 7,152.91/x
  3. Step 3: Cross multiply
    17,152.29x = 25,727.66 × 7,152.91
  4. Step 4: Simplify right side
    17,152.29x = 184,027,600.73
  5. Step 5: Solve for x
    x = 184,027,600.73/17,152.29
  6. Step 6: Final answer
    x = 10,729.04

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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.