Home / 22,487.04-33,712.32-16,929.72

Finding the Fourth Proportional to 22,487.04, 33,712.32 and 16,929.72

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Solution

The fourth proportional to 22,487.04, 33,712.32 and 16,929.72 is: 25,380.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,487.04 : 33,712.32 = 16,929.72 : x
  2. Step 2: Convert to fraction form
    22,487.04/33,712.32 = 16,929.72/x
  3. Step 3: Cross multiply
    22,487.04x = 33,712.32 × 16,929.72
  4. Step 4: Simplify right side
    22,487.04x = 570,740,138.15
  5. Step 5: Solve for x
    x = 570,740,138.15/22,487.04
  6. Step 6: Final answer
    x = 25,380.85

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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.