Home / 51,833.45-77,753.71-17,625.30

Finding the Fourth Proportional to 51,833.45, 77,753.71 and 17,625.30

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Solution

The fourth proportional to 51,833.45, 77,753.71 and 17,625.30 is: 26,439.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,833.45 : 77,753.71 = 17,625.30 : x
  2. Step 2: Convert to fraction form
    51,833.45/77,753.71 = 17,625.30/x
  3. Step 3: Cross multiply
    51,833.45x = 77,753.71 × 17,625.30
  4. Step 4: Simplify right side
    51,833.45x = 1,370,431,987.97
  5. Step 5: Solve for x
    x = 1,370,431,987.97/51,833.45
  6. Step 6: Final answer
    x = 26,439.14

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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.