Home / 28,232.20-42,348.30-27,794.80

Finding the Fourth Proportional to 28,232.20, 42,348.30 and 27,794.80

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Solution

The fourth proportional to 28,232.20, 42,348.30 and 27,794.80 is: 41,692.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,232.20 : 42,348.30 = 27,794.80 : x
  2. Step 2: Convert to fraction form
    28,232.20/42,348.30 = 27,794.80/x
  3. Step 3: Cross multiply
    28,232.20x = 42,348.30 × 27,794.80
  4. Step 4: Simplify right side
    28,232.20x = 1,177,062,528.84
  5. Step 5: Solve for x
    x = 1,177,062,528.84/28,232.20
  6. Step 6: Final answer
    x = 41,692.20

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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.