Home / 34,836.88-52,139.78-31,724.04

Finding the Fourth Proportional to 34,836.88, 52,139.78 and 31,724.04

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Solution

The fourth proportional to 34,836.88, 52,139.78 and 31,724.04 is: 47,480.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,836.88 : 52,139.78 = 31,724.04 : x
  2. Step 2: Convert to fraction form
    34,836.88/52,139.78 = 31,724.04/x
  3. Step 3: Cross multiply
    34,836.88x = 52,139.78 × 31,724.04
  4. Step 4: Simplify right side
    34,836.88x = 1,654,084,466.31
  5. Step 5: Solve for x
    x = 1,654,084,466.31/34,836.88
  6. Step 6: Final answer
    x = 47,480.84

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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.