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Finding the Fourth Proportional to 27,175.92, 40,753.92 and 9,402.08

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Solution

The fourth proportional to 27,175.92, 40,753.92 and 9,402.08 is: 14,099.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,175.92 : 40,753.92 = 9,402.08 : x
  2. Step 2: Convert to fraction form
    27,175.92/40,753.92 = 9,402.08/x
  3. Step 3: Cross multiply
    27,175.92x = 40,753.92 × 9,402.08
  4. Step 4: Simplify right side
    27,175.92x = 383,171,616.15
  5. Step 5: Solve for x
    x = 383,171,616.15/27,175.92
  6. Step 6: Final answer
    x = 14,099.67

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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.