Home / 38,061.60-57,143.70-22,282.80

Finding the Fourth Proportional to 38,061.60, 57,143.70 and 22,282.80

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Solution

The fourth proportional to 38,061.60, 57,143.70 and 22,282.80 is: 33,454.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,061.60 : 57,143.70 = 22,282.80 : x
  2. Step 2: Convert to fraction form
    38,061.60/57,143.70 = 22,282.80/x
  3. Step 3: Cross multiply
    38,061.60x = 57,143.70 × 22,282.80
  4. Step 4: Simplify right side
    38,061.60x = 1,273,321,638.36
  5. Step 5: Solve for x
    x = 1,273,321,638.36/38,061.60
  6. Step 6: Final answer
    x = 33,454.23

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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.