Home / 27,689.60-41,524.16-10,154.88

Finding the Fourth Proportional to 27,689.60, 41,524.16 and 10,154.88

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Solution

The fourth proportional to 27,689.60, 41,524.16 and 10,154.88 is: 15,228.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,689.60 : 41,524.16 = 10,154.88 : x
  2. Step 2: Convert to fraction form
    27,689.60/41,524.16 = 10,154.88/x
  3. Step 3: Cross multiply
    27,689.60x = 41,524.16 × 10,154.88
  4. Step 4: Simplify right side
    27,689.60x = 421,672,861.90
  5. Step 5: Solve for x
    x = 421,672,861.90/27,689.60
  6. Step 6: Final answer
    x = 15,228.56

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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.