Home / 27,217.42-37,560.17-15,117.98

Finding the Fourth Proportional to 27,217.42, 37,560.17 and 15,117.98

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Solution

The fourth proportional to 27,217.42, 37,560.17 and 15,117.98 is: 20,862.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217.42 : 37,560.17 = 15,117.98 : x
  2. Step 2: Convert to fraction form
    27,217.42/37,560.17 = 15,117.98/x
  3. Step 3: Cross multiply
    27,217.42x = 37,560.17 × 15,117.98
  4. Step 4: Simplify right side
    27,217.42x = 567,833,748.85
  5. Step 5: Solve for x
    x = 567,833,748.85/27,217.42
  6. Step 6: Final answer
    x = 20,862.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.