Home / 47,482.20-71,126.10-24,121.80

Finding the Fourth Proportional to 47,482.20, 71,126.10 and 24,121.80

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Solution

The fourth proportional to 47,482.20, 71,126.10 and 24,121.80 is: 36,133.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,482.20 : 71,126.10 = 24,121.80 : x
  2. Step 2: Convert to fraction form
    47,482.20/71,126.10 = 24,121.80/x
  3. Step 3: Cross multiply
    47,482.20x = 71,126.10 × 24,121.80
  4. Step 4: Simplify right side
    47,482.20x = 1,715,689,558.98
  5. Step 5: Solve for x
    x = 1,715,689,558.98/47,482.20
  6. Step 6: Final answer
    x = 36,133.32

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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.