Home / 41,074.20-61,611.12-9,909.45

Finding the Fourth Proportional to 41,074.20, 61,611.12 and 9,909.45

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Solution

The fourth proportional to 41,074.20, 61,611.12 and 9,909.45 is: 14,864.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,074.20 : 61,611.12 = 9,909.45 : x
  2. Step 2: Convert to fraction form
    41,074.20/61,611.12 = 9,909.45/x
  3. Step 3: Cross multiply
    41,074.20x = 61,611.12 × 9,909.45
  4. Step 4: Simplify right side
    41,074.20x = 610,532,313.08
  5. Step 5: Solve for x
    x = 610,532,313.08/41,074.20
  6. Step 6: Final answer
    x = 14,864.13

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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.