Home / 51,608.28-77,393.84-17,865.13

Finding the Fourth Proportional to 51,608.28, 77,393.84 and 17,865.13

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Solution

The fourth proportional to 51,608.28, 77,393.84 and 17,865.13 is: 26,791.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,608.28 : 77,393.84 = 17,865.13 : x
  2. Step 2: Convert to fraction form
    51,608.28/77,393.84 = 17,865.13/x
  3. Step 3: Cross multiply
    51,608.28x = 77,393.84 × 17,865.13
  4. Step 4: Simplify right side
    51,608.28x = 1,382,651,087.21
  5. Step 5: Solve for x
    x = 1,382,651,087.21/51,608.28
  6. Step 6: Final answer
    x = 26,791.26

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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.