Home / 23,122.28-34,684.94-8,127.58

Finding the Fourth Proportional to 23,122.28, 34,684.94 and 8,127.58

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Solution

The fourth proportional to 23,122.28, 34,684.94 and 8,127.58 is: 12,191.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,122.28 : 34,684.94 = 8,127.58 : x
  2. Step 2: Convert to fraction form
    23,122.28/34,684.94 = 8,127.58/x
  3. Step 3: Cross multiply
    23,122.28x = 34,684.94 × 8,127.58
  4. Step 4: Simplify right side
    23,122.28x = 281,904,623.29
  5. Step 5: Solve for x
    x = 281,904,623.29/23,122.28
  6. Step 6: Final answer
    x = 12,191.91

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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.