Home / 22,867.80-34,301.70-8,077.20

Finding the Fourth Proportional to 22,867.80, 34,301.70 and 8,077.20

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Solution

The fourth proportional to 22,867.80, 34,301.70 and 8,077.20 is: 12,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,867.80 : 34,301.70 = 8,077.20 : x
  2. Step 2: Convert to fraction form
    22,867.80/34,301.70 = 8,077.20/x
  3. Step 3: Cross multiply
    22,867.80x = 34,301.70 × 8,077.20
  4. Step 4: Simplify right side
    22,867.80x = 277,061,691.24
  5. Step 5: Solve for x
    x = 277,061,691.24/22,867.80
  6. Step 6: Final answer
    x = 12,115.80

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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.