Home / 38,559.60-57,839.40-23,785.20

Finding the Fourth Proportional to 38,559.60, 57,839.40 and 23,785.20

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Solution

The fourth proportional to 38,559.60, 57,839.40 and 23,785.20 is: 35,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,559.60 : 57,839.40 = 23,785.20 : x
  2. Step 2: Convert to fraction form
    38,559.60/57,839.40 = 23,785.20/x
  3. Step 3: Cross multiply
    38,559.60x = 57,839.40 × 23,785.20
  4. Step 4: Simplify right side
    38,559.60x = 1,375,721,696.88
  5. Step 5: Solve for x
    x = 1,375,721,696.88/38,559.60
  6. Step 6: Final answer
    x = 35,677.80

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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.