Home / 39,452.88-59,144.15-14,487.20

Finding the Fourth Proportional to 39,452.88, 59,144.15 and 14,487.20

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Solution

The fourth proportional to 39,452.88, 59,144.15 and 14,487.20 is: 21,717.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,452.88 : 59,144.15 = 14,487.20 : x
  2. Step 2: Convert to fraction form
    39,452.88/59,144.15 = 14,487.20/x
  3. Step 3: Cross multiply
    39,452.88x = 59,144.15 × 14,487.20
  4. Step 4: Simplify right side
    39,452.88x = 856,832,761.72
  5. Step 5: Solve for x
    x = 856,832,761.72/39,452.88
  6. Step 6: Final answer
    x = 21,717.88

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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.