Home / 29,798.20-41,123.72-18,469.92

Finding the Fourth Proportional to 29,798.20, 41,123.72 and 18,469.92

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Solution

The fourth proportional to 29,798.20, 41,123.72 and 18,469.92 is: 25,489.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,798.20 : 41,123.72 = 18,469.92 : x
  2. Step 2: Convert to fraction form
    29,798.20/41,123.72 = 18,469.92/x
  3. Step 3: Cross multiply
    29,798.20x = 41,123.72 × 18,469.92
  4. Step 4: Simplify right side
    29,798.20x = 759,551,818.50
  5. Step 5: Solve for x
    x = 759,551,818.50/29,798.20
  6. Step 6: Final answer
    x = 25,489.86

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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.