Home / 27,436.85-41,167.16-9,680.21

Finding the Fourth Proportional to 27,436.85, 41,167.16 and 9,680.21

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Solution

The fourth proportional to 27,436.85, 41,167.16 and 9,680.21 is: 14,524.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,436.85 : 41,167.16 = 9,680.21 : x
  2. Step 2: Convert to fraction form
    27,436.85/41,167.16 = 9,680.21/x
  3. Step 3: Cross multiply
    27,436.85x = 41,167.16 × 9,680.21
  4. Step 4: Simplify right side
    27,436.85x = 398,506,753.90
  5. Step 5: Solve for x
    x = 398,506,753.90/27,436.85
  6. Step 6: Final answer
    x = 14,524.51

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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.