Home / 26,103.31-39,159.29-8,569.04

Finding the Fourth Proportional to 26,103.31, 39,159.29 and 8,569.04

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Solution

The fourth proportional to 26,103.31, 39,159.29 and 8,569.04 is: 12,854.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,103.31 : 39,159.29 = 8,569.04 : x
  2. Step 2: Convert to fraction form
    26,103.31/39,159.29 = 8,569.04/x
  3. Step 3: Cross multiply
    26,103.31x = 39,159.29 × 8,569.04
  4. Step 4: Simplify right side
    26,103.31x = 335,557,348.01
  5. Step 5: Solve for x
    x = 335,557,348.01/26,103.31
  6. Step 6: Final answer
    x = 12,854.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.