Home / 51,610.31-77,396.89-17,867.17

Finding the Fourth Proportional to 51,610.31, 77,396.89 and 17,867.17

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Solution

The fourth proportional to 51,610.31, 77,396.89 and 17,867.17 is: 26,794.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,610.31 : 77,396.89 = 17,867.17 : x
  2. Step 2: Convert to fraction form
    51,610.31/77,396.89 = 17,867.17/x
  3. Step 3: Cross multiply
    51,610.31x = 77,396.89 × 17,867.17
  4. Step 4: Simplify right side
    51,610.31x = 1,382,863,152.94
  5. Step 5: Solve for x
    x = 1,382,863,152.94/51,610.31
  6. Step 6: Final answer
    x = 26,794.32

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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.