Home / 34,079.64-51,121.26-10,707.90

Finding the Fourth Proportional to 34,079.64, 51,121.26 and 10,707.90

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Solution

The fourth proportional to 34,079.64, 51,121.26 and 10,707.90 is: 16,062.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,079.64 : 51,121.26 = 10,707.90 : x
  2. Step 2: Convert to fraction form
    34,079.64/51,121.26 = 10,707.90/x
  3. Step 3: Cross multiply
    34,079.64x = 51,121.26 × 10,707.90
  4. Step 4: Simplify right side
    34,079.64x = 547,401,339.95
  5. Step 5: Solve for x
    x = 547,401,339.95/34,079.64
  6. Step 6: Final answer
    x = 16,062.42

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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.