Home / 51,608.10-71,223.21-28,952.19

Finding the Fourth Proportional to 51,608.10, 71,223.21 and 28,952.19

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Solution

The fourth proportional to 51,608.10, 71,223.21 and 28,952.19 is: 39,956.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,608.10 : 71,223.21 = 28,952.19 : x
  2. Step 2: Convert to fraction form
    51,608.10/71,223.21 = 28,952.19/x
  3. Step 3: Cross multiply
    51,608.10x = 71,223.21 × 28,952.19
  4. Step 4: Simplify right side
    51,608.10x = 2,062,067,908.33
  5. Step 5: Solve for x
    x = 2,062,067,908.33/51,608.10
  6. Step 6: Final answer
    x = 39,956.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.