Home / 29,800.24-41,141.50-20,738.76

Finding the Fourth Proportional to 29,800.24, 41,141.50 and 20,738.76

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Solution

The fourth proportional to 29,800.24, 41,141.50 and 20,738.76 is: 28,631.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,800.24 : 41,141.50 = 20,738.76 : x
  2. Step 2: Convert to fraction form
    29,800.24/41,141.50 = 20,738.76/x
  3. Step 3: Cross multiply
    29,800.24x = 41,141.50 × 20,738.76
  4. Step 4: Simplify right side
    29,800.24x = 853,223,694.54
  5. Step 5: Solve for x
    x = 853,223,694.54/29,800.24
  6. Step 6: Final answer
    x = 28,631.44

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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.