Home / 38,531.07-57,692.25-20,024.19

Finding the Fourth Proportional to 38,531.07, 57,692.25 and 20,024.19

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Solution

The fourth proportional to 38,531.07, 57,692.25 and 20,024.19 is: 29,982.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,531.07 : 57,692.25 = 20,024.19 : x
  2. Step 2: Convert to fraction form
    38,531.07/57,692.25 = 20,024.19/x
  3. Step 3: Cross multiply
    38,531.07x = 57,692.25 × 20,024.19
  4. Step 4: Simplify right side
    38,531.07x = 1,155,240,475.41
  5. Step 5: Solve for x
    x = 1,155,240,475.41/38,531.07
  6. Step 6: Final answer
    x = 29,982.05

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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.