Home / 40,568.43-55,984.29-22,418.65

Finding the Fourth Proportional to 40,568.43, 55,984.29 and 22,418.65

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Solution

The fourth proportional to 40,568.43, 55,984.29 and 22,418.65 is: 30,937.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,568.43 : 55,984.29 = 22,418.65 : x
  2. Step 2: Convert to fraction form
    40,568.43/55,984.29 = 22,418.65/x
  3. Step 3: Cross multiply
    40,568.43x = 55,984.29 × 22,418.65
  4. Step 4: Simplify right side
    40,568.43x = 1,255,092,203.01
  5. Step 5: Solve for x
    x = 1,255,092,203.01/40,568.43
  6. Step 6: Final answer
    x = 30,937.66

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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.