Home / 27,647.20-41,472.96-13,614.76

Finding the Fourth Proportional to 27,647.20, 41,472.96 and 13,614.76

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Solution

The fourth proportional to 27,647.20, 41,472.96 and 13,614.76 is: 20,423.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,647.20 : 41,472.96 = 13,614.76 : x
  2. Step 2: Convert to fraction form
    27,647.20/41,472.96 = 13,614.76/x
  3. Step 3: Cross multiply
    27,647.20x = 41,472.96 × 13,614.76
  4. Step 4: Simplify right side
    27,647.20x = 564,644,396.89
  5. Step 5: Solve for x
    x = 564,644,396.89/27,647.20
  6. Step 6: Final answer
    x = 20,423.20

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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.