Home / 38,292.24-57,438.33-11,999.04

Finding the Fourth Proportional to 38,292.24, 57,438.33 and 11,999.04

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Solution

The fourth proportional to 38,292.24, 57,438.33 and 11,999.04 is: 17,998.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,292.24 : 57,438.33 = 11,999.04 : x
  2. Step 2: Convert to fraction form
    38,292.24/57,438.33 = 11,999.04/x
  3. Step 3: Cross multiply
    38,292.24x = 57,438.33 × 11,999.04
  4. Step 4: Simplify right side
    38,292.24x = 689,204,819.20
  5. Step 5: Solve for x
    x = 689,204,819.20/38,292.24
  6. Step 6: Final answer
    x = 17,998.55

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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.