Home / 34,065.27-51,079.35-11,872.68

Finding the Fourth Proportional to 34,065.27, 51,079.35 and 11,872.68

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Solution

The fourth proportional to 34,065.27, 51,079.35 and 11,872.68 is: 17,802.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,065.27 : 51,079.35 = 11,872.68 : x
  2. Step 2: Convert to fraction form
    34,065.27/51,079.35 = 11,872.68/x
  3. Step 3: Cross multiply
    34,065.27x = 51,079.35 × 11,872.68
  4. Step 4: Simplify right side
    34,065.27x = 606,448,777.16
  5. Step 5: Solve for x
    x = 606,448,777.16/34,065.27
  6. Step 6: Final answer
    x = 17,802.55

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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.