Home / 41,318.28-57,019.34-22,455.48

Finding the Fourth Proportional to 41,318.28, 57,019.34 and 22,455.48

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Solution

The fourth proportional to 41,318.28, 57,019.34 and 22,455.48 is: 30,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,318.28 : 57,019.34 = 22,455.48 : x
  2. Step 2: Convert to fraction form
    41,318.28/57,019.34 = 22,455.48/x
  3. Step 3: Cross multiply
    41,318.28x = 57,019.34 × 22,455.48
  4. Step 4: Simplify right side
    41,318.28x = 1,280,396,648.98
  5. Step 5: Solve for x
    x = 1,280,396,648.98/41,318.28
  6. Step 6: Final answer
    x = 30,988.62

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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.