Home / 27,425.92-41,142.30-8,700.88

Finding the Fourth Proportional to 27,425.92, 41,142.30 and 8,700.88

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Solution

The fourth proportional to 27,425.92, 41,142.30 and 8,700.88 is: 13,052.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,425.92 : 41,142.30 = 8,700.88 : x
  2. Step 2: Convert to fraction form
    27,425.92/41,142.30 = 8,700.88/x
  3. Step 3: Cross multiply
    27,425.92x = 41,142.30 × 8,700.88
  4. Step 4: Simplify right side
    27,425.92x = 357,974,215.22
  5. Step 5: Solve for x
    x = 357,974,215.22/27,425.92
  6. Step 6: Final answer
    x = 13,052.40

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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.