Home / 41,318.30-57,019.70-22,455.43

Finding the Fourth Proportional to 41,318.30, 57,019.70 and 22,455.43

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Solution

The fourth proportional to 41,318.30, 57,019.70 and 22,455.43 is: 30,988.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,318.30 : 57,019.70 = 22,455.43 : x
  2. Step 2: Convert to fraction form
    41,318.30/57,019.70 = 22,455.43/x
  3. Step 3: Cross multiply
    41,318.30x = 57,019.70 × 22,455.43
  4. Step 4: Simplify right side
    41,318.30x = 1,280,401,795.56
  5. Step 5: Solve for x
    x = 1,280,401,795.56/41,318.30
  6. Step 6: Final answer
    x = 30,988.73

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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.