Home / 29,508.68-40,720.69-16,761.82

Finding the Fourth Proportional to 29,508.68, 40,720.69 and 16,761.82

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Solution

The fourth proportional to 29,508.68, 40,720.69 and 16,761.82 is: 23,130.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,508.68 : 40,720.69 = 16,761.82 : x
  2. Step 2: Convert to fraction form
    29,508.68/40,720.69 = 16,761.82/x
  3. Step 3: Cross multiply
    29,508.68x = 40,720.69 × 16,761.82
  4. Step 4: Simplify right side
    29,508.68x = 682,552,732.35
  5. Step 5: Solve for x
    x = 682,552,732.35/29,508.68
  6. Step 6: Final answer
    x = 23,130.58

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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.