Home / 43,098.20-64,620.82-16,772.28

Finding the Fourth Proportional to 43,098.20, 64,620.82 and 16,772.28

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Solution

The fourth proportional to 43,098.20, 64,620.82 and 16,772.28 is: 25,148.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,098.20 : 64,620.82 = 16,772.28 : x
  2. Step 2: Convert to fraction form
    43,098.20/64,620.82 = 16,772.28/x
  3. Step 3: Cross multiply
    43,098.20x = 64,620.82 × 16,772.28
  4. Step 4: Simplify right side
    43,098.20x = 1,083,838,486.87
  5. Step 5: Solve for x
    x = 1,083,838,486.87/43,098.20
  6. Step 6: Final answer
    x = 25,148.11

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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.