Home / 34,053.88-51,080.31-15,320.69

Finding the Fourth Proportional to 34,053.88, 51,080.31 and 15,320.69

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Solution

The fourth proportional to 34,053.88, 51,080.31 and 15,320.69 is: 22,980.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,053.88 : 51,080.31 = 15,320.69 : x
  2. Step 2: Convert to fraction form
    34,053.88/51,080.31 = 15,320.69/x
  3. Step 3: Cross multiply
    34,053.88x = 51,080.31 × 15,320.69
  4. Step 4: Simplify right side
    34,053.88x = 782,585,377.54
  5. Step 5: Solve for x
    x = 782,585,377.54/34,053.88
  6. Step 6: Final answer
    x = 22,980.80

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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.