Home / 22,963.28-34,434.54-8,172.60

Finding the Fourth Proportional to 22,963.28, 34,434.54 and 8,172.60

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Solution

The fourth proportional to 22,963.28, 34,434.54 and 8,172.60 is: 12,255.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,963.28 : 34,434.54 = 8,172.60 : x
  2. Step 2: Convert to fraction form
    22,963.28/34,434.54 = 8,172.60/x
  3. Step 3: Cross multiply
    22,963.28x = 34,434.54 × 8,172.60
  4. Step 4: Simplify right side
    22,963.28x = 281,419,615.46
  5. Step 5: Solve for x
    x = 281,419,615.46/22,963.28
  6. Step 6: Final answer
    x = 12,255.20

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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.