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Finding the Fourth Proportional to 32,959.90, 49,418.01 and 18,175.90

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Solution

The fourth proportional to 32,959.90, 49,418.01 and 18,175.90 is: 27,251.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,959.90 : 49,418.01 = 18,175.90 : x
  2. Step 2: Convert to fraction form
    32,959.90/49,418.01 = 18,175.90/x
  3. Step 3: Cross multiply
    32,959.90x = 49,418.01 × 18,175.90
  4. Step 4: Simplify right side
    32,959.90x = 898,216,807.96
  5. Step 5: Solve for x
    x = 898,216,807.96/32,959.90
  6. Step 6: Final answer
    x = 27,251.81

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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.