Home / 22,812.39-34,219.80-7,231.23

Finding the Fourth Proportional to 22,812.39, 34,219.80 and 7,231.23

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Solution

The fourth proportional to 22,812.39, 34,219.80 and 7,231.23 is: 10,847.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,812.39 : 34,219.80 = 7,231.23 : x
  2. Step 2: Convert to fraction form
    22,812.39/34,219.80 = 7,231.23/x
  3. Step 3: Cross multiply
    22,812.39x = 34,219.80 × 7,231.23
  4. Step 4: Simplify right side
    22,812.39x = 247,451,244.35
  5. Step 5: Solve for x
    x = 247,451,244.35/22,812.39
  6. Step 6: Final answer
    x = 10,847.23

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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.