Home / 26,656.51-39,982.43-10,863.20

Finding the Fourth Proportional to 26,656.51, 39,982.43 and 10,863.20

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Solution

The fourth proportional to 26,656.51, 39,982.43 and 10,863.20 is: 16,293.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,656.51 : 39,982.43 = 10,863.20 : x
  2. Step 2: Convert to fraction form
    26,656.51/39,982.43 = 10,863.20/x
  3. Step 3: Cross multiply
    26,656.51x = 39,982.43 × 10,863.20
  4. Step 4: Simplify right side
    26,656.51x = 434,337,133.58
  5. Step 5: Solve for x
    x = 434,337,133.58/26,656.51
  6. Step 6: Final answer
    x = 16,293.85

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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.