Home / 18,734.06-25,854.17-10,776.11

Finding the Fourth Proportional to 18,734.06, 25,854.17 and 10,776.11

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Solution

The fourth proportional to 18,734.06, 25,854.17 and 10,776.11 is: 14,871.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,734.06 : 25,854.17 = 10,776.11 : x
  2. Step 2: Convert to fraction form
    18,734.06/25,854.17 = 10,776.11/x
  3. Step 3: Cross multiply
    18,734.06x = 25,854.17 × 10,776.11
  4. Step 4: Simplify right side
    18,734.06x = 278,607,196.73
  5. Step 5: Solve for x
    x = 278,607,196.73/18,734.06
  6. Step 6: Final answer
    x = 14,871.69

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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.