Home / 34,575.10-51,731.79-20,542.66

Finding the Fourth Proportional to 34,575.10, 51,731.79 and 20,542.66

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Solution

The fourth proportional to 34,575.10, 51,731.79 and 20,542.66 is: 30,736.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,575.10 : 51,731.79 = 20,542.66 : x
  2. Step 2: Convert to fraction form
    34,575.10/51,731.79 = 20,542.66/x
  3. Step 3: Cross multiply
    34,575.10x = 51,731.79 × 20,542.66
  4. Step 4: Simplify right side
    34,575.10x = 1,062,708,573.16
  5. Step 5: Solve for x
    x = 1,062,708,573.16/34,575.10
  6. Step 6: Final answer
    x = 30,736.24

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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.