Home / 17,331.95-25,997.92-5,645.16

Finding the Fourth Proportional to 17,331.95, 25,997.92 and 5,645.16

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Solution

The fourth proportional to 17,331.95, 25,997.92 and 5,645.16 is: 8,467.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,331.95 : 25,997.92 = 5,645.16 : x
  2. Step 2: Convert to fraction form
    17,331.95/25,997.92 = 5,645.16/x
  3. Step 3: Cross multiply
    17,331.95x = 25,997.92 × 5,645.16
  4. Step 4: Simplify right side
    17,331.95x = 146,762,468.95
  5. Step 5: Solve for x
    x = 146,762,468.95/17,331.95
  6. Step 6: Final answer
    x = 8,467.74

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Double scale
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Similar ratio
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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.