Home / 15,129.18-22,694.04-5,268.65

Finding the Fourth Proportional to 15,129.18, 22,694.04 and 5,268.65

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Solution

The fourth proportional to 15,129.18, 22,694.04 and 5,268.65 is: 7,903.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,129.18 : 22,694.04 = 5,268.65 : x
  2. Step 2: Convert to fraction form
    15,129.18/22,694.04 = 5,268.65/x
  3. Step 3: Cross multiply
    15,129.18x = 22,694.04 × 5,268.65
  4. Step 4: Simplify right side
    15,129.18x = 119,566,840.38
  5. Step 5: Solve for x
    x = 119,566,840.38/15,129.18
  6. Step 6: Final answer
    x = 7,903.06

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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.