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Finding the Fourth Proportional to 22,874.21, 34,314.08 and 8,080.10

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Solution

The fourth proportional to 22,874.21, 34,314.08 and 8,080.10 is: 12,121.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,874.21 : 34,314.08 = 8,080.10 : x
  2. Step 2: Convert to fraction form
    22,874.21/34,314.08 = 8,080.10/x
  3. Step 3: Cross multiply
    22,874.21x = 34,314.08 × 8,080.10
  4. Step 4: Simplify right side
    22,874.21x = 277,261,159.97
  5. Step 5: Solve for x
    x = 277,261,159.97/22,874.21
  6. Step 6: Final answer
    x = 12,121.13

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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.