Home / 40,231.46-55,522.89-22,329.92

Finding the Fourth Proportional to 40,231.46, 55,522.89 and 22,329.92

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Solution

The fourth proportional to 40,231.46, 55,522.89 and 22,329.92 is: 30,817.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,231.46 : 55,522.89 = 22,329.92 : x
  2. Step 2: Convert to fraction form
    40,231.46/55,522.89 = 22,329.92/x
  3. Step 3: Cross multiply
    40,231.46x = 55,522.89 × 22,329.92
  4. Step 4: Simplify right side
    40,231.46x = 1,239,821,414.25
  5. Step 5: Solve for x
    x = 1,239,821,414.25/40,231.46
  6. Step 6: Final answer
    x = 30,817.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.