Home / 22,879.40-34,305.53-7,079.75

Finding the Fourth Proportional to 22,879.40, 34,305.53 and 7,079.75

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Solution

The fourth proportional to 22,879.40, 34,305.53 and 7,079.75 is: 10,615.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,879.40 : 34,305.53 = 7,079.75 : x
  2. Step 2: Convert to fraction form
    22,879.40/34,305.53 = 7,079.75/x
  3. Step 3: Cross multiply
    22,879.40x = 34,305.53 × 7,079.75
  4. Step 4: Simplify right side
    22,879.40x = 242,874,679.48
  5. Step 5: Solve for x
    x = 242,874,679.48/22,879.40
  6. Step 6: Final answer
    x = 10,615.43

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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.