Home / 29,930.28-41,301.87-16,500.80

Finding the Fourth Proportional to 29,930.28, 41,301.87 and 16,500.80

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Solution

The fourth proportional to 29,930.28, 41,301.87 and 16,500.80 is: 22,770.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,930.28 : 41,301.87 = 16,500.80 : x
  2. Step 2: Convert to fraction form
    29,930.28/41,301.87 = 16,500.80/x
  3. Step 3: Cross multiply
    29,930.28x = 41,301.87 × 16,500.80
  4. Step 4: Simplify right side
    29,930.28x = 681,513,689.99
  5. Step 5: Solve for x
    x = 681,513,689.99/29,930.28
  6. Step 6: Final answer
    x = 22,770.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.