Home / 39,806.46-54,934.92-22,812.66

Finding the Fourth Proportional to 39,806.46, 54,934.92 and 22,812.66

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Solution

The fourth proportional to 39,806.46, 54,934.92 and 22,812.66 is: 31,482.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,806.46 : 54,934.92 = 22,812.66 : x
  2. Step 2: Convert to fraction form
    39,806.46/54,934.92 = 22,812.66/x
  3. Step 3: Cross multiply
    39,806.46x = 54,934.92 × 22,812.66
  4. Step 4: Simplify right side
    39,806.46x = 1,253,211,652.09
  5. Step 5: Solve for x
    x = 1,253,211,652.09/39,806.46
  6. Step 6: Final answer
    x = 31,482.62

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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.