Home / 15,169.09-22,749.18-5,306.53

Finding the Fourth Proportional to 15,169.09, 22,749.18 and 5,306.53

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Solution

The fourth proportional to 15,169.09, 22,749.18 and 5,306.53 is: 7,958.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,169.09 : 22,749.18 = 5,306.53 : x
  2. Step 2: Convert to fraction form
    15,169.09/22,749.18 = 5,306.53/x
  3. Step 3: Cross multiply
    15,169.09x = 22,749.18 × 5,306.53
  4. Step 4: Simplify right side
    15,169.09x = 120,719,206.15
  5. Step 5: Solve for x
    x = 120,719,206.15/15,169.09
  6. Step 6: Final answer
    x = 7,958.24

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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.