Home / 22,965.80-34,440.60-8,175.20

Finding the Fourth Proportional to 22,965.80, 34,440.60 and 8,175.20

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Solution

The fourth proportional to 22,965.80, 34,440.60 and 8,175.20 is: 12,259.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,965.80 : 34,440.60 = 8,175.20 : x
  2. Step 2: Convert to fraction form
    22,965.80/34,440.60 = 8,175.20/x
  3. Step 3: Cross multiply
    22,965.80x = 34,440.60 × 8,175.20
  4. Step 4: Simplify right side
    22,965.80x = 281,558,793.12
  5. Step 5: Solve for x
    x = 281,558,793.12/22,965.80
  6. Step 6: Final answer
    x = 12,259.92

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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.