Home / 39,578.46-54,613.17-22,581.69

Finding the Fourth Proportional to 39,578.46, 54,613.17 and 22,581.69

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Solution

The fourth proportional to 39,578.46, 54,613.17 and 22,581.69 is: 31,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,578.46 : 54,613.17 = 22,581.69 : x
  2. Step 2: Convert to fraction form
    39,578.46/54,613.17 = 22,581.69/x
  3. Step 3: Cross multiply
    39,578.46x = 54,613.17 × 22,581.69
  4. Step 4: Simplify right side
    39,578.46x = 1,233,257,674.86
  5. Step 5: Solve for x
    x = 1,233,257,674.86/39,578.46
  6. Step 6: Final answer
    x = 31,159.82

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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.