Home / 41,318.24-57,019.32-22,455.20

Finding the Fourth Proportional to 41,318.24, 57,019.32 and 22,455.20

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Solution

The fourth proportional to 41,318.24, 57,019.32 and 22,455.20 is: 30,988.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,318.24 : 57,019.32 = 22,455.20 : x
  2. Step 2: Convert to fraction form
    41,318.24/57,019.32 = 22,455.20/x
  3. Step 3: Cross multiply
    41,318.24x = 57,019.32 × 22,455.20
  4. Step 4: Simplify right side
    41,318.24x = 1,280,380,234.46
  5. Step 5: Solve for x
    x = 1,280,380,234.46/41,318.24
  6. Step 6: Final answer
    x = 30,988.26

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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.