Home / 40,155.65-55,414.69-22,250.46

Finding the Fourth Proportional to 40,155.65, 55,414.69 and 22,250.46

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Solution

The fourth proportional to 40,155.65, 55,414.69 and 22,250.46 is: 30,705.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,155.65 : 55,414.69 = 22,250.46 : x
  2. Step 2: Convert to fraction form
    40,155.65/55,414.69 = 22,250.46/x
  3. Step 3: Cross multiply
    40,155.65x = 55,414.69 × 22,250.46
  4. Step 4: Simplify right side
    40,155.65x = 1,233,002,343.26
  5. Step 5: Solve for x
    x = 1,233,002,343.26/40,155.65
  6. Step 6: Final answer
    x = 30,705.58

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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.