Home / 15,355.28-23,034.36-6,122

Finding the Fourth Proportional to 15,355.28, 23,034.36 and 6,122

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Solution

The fourth proportional to 15,355.28, 23,034.36 and 6,122 is: 9,183.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,355.28 : 23,034.36 = 6,122 : x
  2. Step 2: Convert to fraction form
    15,355.28/23,034.36 = 6,122/x
  3. Step 3: Cross multiply
    15,355.28x = 23,034.36 × 6,122
  4. Step 4: Simplify right side
    15,355.28x = 141,016,351.92
  5. Step 5: Solve for x
    x = 141,016,351.92/15,355.28
  6. Step 6: Final answer
    x = 9,183.57

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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.