Home / 15,198.80-22,795.32-5,335.76

Finding the Fourth Proportional to 15,198.80, 22,795.32 and 5,335.76

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Solution

The fourth proportional to 15,198.80, 22,795.32 and 5,335.76 is: 8,002.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,198.80 : 22,795.32 = 5,335.76 : x
  2. Step 2: Convert to fraction form
    15,198.80/22,795.32 = 5,335.76/x
  3. Step 3: Cross multiply
    15,198.80x = 22,795.32 × 5,335.76
  4. Step 4: Simplify right side
    15,198.80x = 121,630,356.64
  5. Step 5: Solve for x
    x = 121,630,356.64/15,198.80
  6. Step 6: Final answer
    x = 8,002.63

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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.