Home / 29,432-44,118.84-13,821.68

Finding the Fourth Proportional to 29,432, 44,118.84 and 13,821.68

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Solution

The fourth proportional to 29,432, 44,118.84 and 13,821.68 is: 20,718.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,432 : 44,118.84 = 13,821.68 : x
  2. Step 2: Convert to fraction form
    29,432/44,118.84 = 13,821.68/x
  3. Step 3: Cross multiply
    29,432x = 44,118.84 × 13,821.68
  4. Step 4: Simplify right side
    29,432x = 609,796,488.45
  5. Step 5: Solve for x
    x = 609,796,488.45/29,432
  6. Step 6: Final answer
    x = 20,718.83

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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.