Home / 40,589.20-60,885.12-11,006.96

Finding the Fourth Proportional to 40,589.20, 60,885.12 and 11,006.96

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Solution

The fourth proportional to 40,589.20, 60,885.12 and 11,006.96 is: 16,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,589.20 : 60,885.12 = 11,006.96 : x
  2. Step 2: Convert to fraction form
    40,589.20/60,885.12 = 11,006.96/x
  3. Step 3: Cross multiply
    40,589.20x = 60,885.12 × 11,006.96
  4. Step 4: Simplify right side
    40,589.20x = 670,160,080.44
  5. Step 5: Solve for x
    x = 670,160,080.44/40,589.20
  6. Step 6: Final answer
    x = 16,510.80

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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.