Home / 40,223.30-55,543.41-25,141.73

Finding the Fourth Proportional to 40,223.30, 55,543.41 and 25,141.73

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Solution

The fourth proportional to 40,223.30, 55,543.41 and 25,141.73 is: 34,717.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,223.30 : 55,543.41 = 25,141.73 : x
  2. Step 2: Convert to fraction form
    40,223.30/55,543.41 = 25,141.73/x
  3. Step 3: Cross multiply
    40,223.30x = 55,543.41 × 25,141.73
  4. Step 4: Simplify right side
    40,223.30x = 1,396,457,139.78
  5. Step 5: Solve for x
    x = 1,396,457,139.78/40,223.30
  6. Step 6: Final answer
    x = 34,717.62

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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.