Home / 40,819.04-61,221.20-11,233.04

Finding the Fourth Proportional to 40,819.04, 61,221.20 and 11,233.04

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Solution

The fourth proportional to 40,819.04, 61,221.20 and 11,233.04 is: 16,847.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,819.04 : 61,221.20 = 11,233.04 : x
  2. Step 2: Convert to fraction form
    40,819.04/61,221.20 = 11,233.04/x
  3. Step 3: Cross multiply
    40,819.04x = 61,221.20 × 11,233.04
  4. Step 4: Simplify right side
    40,819.04x = 687,700,188.45
  5. Step 5: Solve for x
    x = 687,700,188.45/40,819.04
  6. Step 6: Final answer
    x = 16,847.53

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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.