Home / 33,231.80-49,862.10-15,692.60

Finding the Fourth Proportional to 33,231.80, 49,862.10 and 15,692.60

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Solution

The fourth proportional to 33,231.80, 49,862.10 and 15,692.60 is: 23,545.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,231.80 : 49,862.10 = 15,692.60 : x
  2. Step 2: Convert to fraction form
    33,231.80/49,862.10 = 15,692.60/x
  3. Step 3: Cross multiply
    33,231.80x = 49,862.10 × 15,692.60
  4. Step 4: Simplify right side
    33,231.80x = 782,465,990.46
  5. Step 5: Solve for x
    x = 782,465,990.46/33,231.80
  6. Step 6: Final answer
    x = 23,545.70

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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.