Home / 38,278.56-57,273.56-34,393.80

Finding the Fourth Proportional to 38,278.56, 57,273.56 and 34,393.80

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Solution

The fourth proportional to 38,278.56, 57,273.56 and 34,393.80 is: 51,461.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,278.56 : 57,273.56 = 34,393.80 : x
  2. Step 2: Convert to fraction form
    38,278.56/57,273.56 = 34,393.80/x
  3. Step 3: Cross multiply
    38,278.56x = 57,273.56 × 34,393.80
  4. Step 4: Simplify right side
    38,278.56x = 1,969,855,367.93
  5. Step 5: Solve for x
    x = 1,969,855,367.93/38,278.56
  6. Step 6: Final answer
    x = 51,461.06

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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.