Home / 51,610.31-77,396.90-17,867.16

Finding the Fourth Proportional to 51,610.31, 77,396.90 and 17,867.16

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Solution

The fourth proportional to 51,610.31, 77,396.90 and 17,867.16 is: 26,794.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,610.31 : 77,396.90 = 17,867.16 : x
  2. Step 2: Convert to fraction form
    51,610.31/77,396.90 = 17,867.16/x
  3. Step 3: Cross multiply
    51,610.31x = 77,396.90 × 17,867.16
  4. Step 4: Simplify right side
    51,610.31x = 1,382,862,706.47
  5. Step 5: Solve for x
    x = 1,382,862,706.47/51,610.31
  6. Step 6: Final answer
    x = 26,794.31

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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.