Home / 22,696.60-34,016.10-20,219.80

Finding the Fourth Proportional to 22,696.60, 34,016.10 and 20,219.80

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Solution

The fourth proportional to 22,696.60, 34,016.10 and 20,219.80 is: 30,304.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,696.60 : 34,016.10 = 20,219.80 : x
  2. Step 2: Convert to fraction form
    22,696.60/34,016.10 = 20,219.80/x
  3. Step 3: Cross multiply
    22,696.60x = 34,016.10 × 20,219.80
  4. Step 4: Simplify right side
    22,696.60x = 687,798,738.78
  5. Step 5: Solve for x
    x = 687,798,738.78/22,696.60
  6. Step 6: Final answer
    x = 30,304.04

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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.