Home / 15,198.12-22,798.08-5,338.08

Finding the Fourth Proportional to 15,198.12, 22,798.08 and 5,338.08

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Solution

The fourth proportional to 15,198.12, 22,798.08 and 5,338.08 is: 8,007.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,198.12 : 22,798.08 = 5,338.08 : x
  2. Step 2: Convert to fraction form
    15,198.12/22,798.08 = 5,338.08/x
  3. Step 3: Cross multiply
    15,198.12x = 22,798.08 × 5,338.08
  4. Step 4: Simplify right side
    15,198.12x = 121,697,974.89
  5. Step 5: Solve for x
    x = 121,697,974.89/15,198.12
  6. Step 6: Final answer
    x = 8,007.44

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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.