Home / 15,217.88-22,826.81-5,356.02

Finding the Fourth Proportional to 15,217.88, 22,826.81 and 5,356.02

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Solution

The fourth proportional to 15,217.88, 22,826.81 and 5,356.02 is: 8,034.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,217.88 : 22,826.81 = 5,356.02 : x
  2. Step 2: Convert to fraction form
    15,217.88/22,826.81 = 5,356.02/x
  3. Step 3: Cross multiply
    15,217.88x = 22,826.81 × 5,356.02
  4. Step 4: Simplify right side
    15,217.88x = 122,260,949.89
  5. Step 5: Solve for x
    x = 122,260,949.89/15,217.88
  6. Step 6: Final answer
    x = 8,034.04

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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.