Home / 38,650.56-57,987.40-22,223.04

Finding the Fourth Proportional to 38,650.56, 57,987.40 and 22,223.04

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Solution

The fourth proportional to 38,650.56, 57,987.40 and 22,223.04 is: 33,341.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,650.56 : 57,987.40 = 22,223.04 : x
  2. Step 2: Convert to fraction form
    38,650.56/57,987.40 = 22,223.04/x
  3. Step 3: Cross multiply
    38,650.56x = 57,987.40 × 22,223.04
  4. Step 4: Simplify right side
    38,650.56x = 1,288,656,309.70
  5. Step 5: Solve for x
    x = 1,288,656,309.70/38,650.56
  6. Step 6: Final answer
    x = 33,341.21

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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.