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Finding the Fourth Proportional to 26,163.32, 39,244.98 and 7,695.32

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Solution

The fourth proportional to 26,163.32, 39,244.98 and 7,695.32 is: 11,542.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,163.32 : 39,244.98 = 7,695.32 : x
  2. Step 2: Convert to fraction form
    26,163.32/39,244.98 = 7,695.32/x
  3. Step 3: Cross multiply
    26,163.32x = 39,244.98 × 7,695.32
  4. Step 4: Simplify right side
    26,163.32x = 302,002,483.27
  5. Step 5: Solve for x
    x = 302,002,483.27/26,163.32
  6. Step 6: Final answer
    x = 11,542.97

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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.