Home / 51,865.14-71,569.35-28,893.27

Finding the Fourth Proportional to 51,865.14, 71,569.35 and 28,893.27

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Solution

The fourth proportional to 51,865.14, 71,569.35 and 28,893.27 is: 39,870.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,865.14 : 71,569.35 = 28,893.27 : x
  2. Step 2: Convert to fraction form
    51,865.14/71,569.35 = 28,893.27/x
  3. Step 3: Cross multiply
    51,865.14x = 71,569.35 × 28,893.27
  4. Step 4: Simplify right side
    51,865.14x = 2,067,872,821.66
  5. Step 5: Solve for x
    x = 2,067,872,821.66/51,865.14
  6. Step 6: Final answer
    x = 39,870.18

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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.