Home / 44,747.20-67,130.56-13,584.88

Finding the Fourth Proportional to 44,747.20, 67,130.56 and 13,584.88

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Solution

The fourth proportional to 44,747.20, 67,130.56 and 13,584.88 is: 20,380.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,747.20 : 67,130.56 = 13,584.88 : x
  2. Step 2: Convert to fraction form
    44,747.20/67,130.56 = 13,584.88/x
  3. Step 3: Cross multiply
    44,747.20x = 67,130.56 × 13,584.88
  4. Step 4: Simplify right side
    44,747.20x = 911,960,601.93
  5. Step 5: Solve for x
    x = 911,960,601.93/44,747.20
  6. Step 6: Final answer
    x = 20,380.28

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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.