Home / 71,379.20-107,088.28-24,638.96

Finding the Fourth Proportional to 71,379.20, 107,088.28 and 24,638.96

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Solution

The fourth proportional to 71,379.20, 107,088.28 and 24,638.96 is: 36,965.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,379.20 : 107,088.28 = 24,638.96 : x
  2. Step 2: Convert to fraction form
    71,379.20/107,088.28 = 24,638.96/x
  3. Step 3: Cross multiply
    71,379.20x = 107,088.28 × 24,638.96
  4. Step 4: Simplify right side
    71,379.20x = 2,638,543,847.39
  5. Step 5: Solve for x
    x = 2,638,543,847.39/71,379.20
  6. Step 6: Final answer
    x = 36,965.16

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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.