Home / 28,097.92-42,146.60-11,454.04

Finding the Fourth Proportional to 28,097.92, 42,146.60 and 11,454.04

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Solution

The fourth proportional to 28,097.92, 42,146.60 and 11,454.04 is: 17,180.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,097.92 : 42,146.60 = 11,454.04 : x
  2. Step 2: Convert to fraction form
    28,097.92/42,146.60 = 11,454.04/x
  3. Step 3: Cross multiply
    28,097.92x = 42,146.60 × 11,454.04
  4. Step 4: Simplify right side
    28,097.92x = 482,748,842.26
  5. Step 5: Solve for x
    x = 482,748,842.26/28,097.92
  6. Step 6: Final answer
    x = 17,180.95

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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.