Home / 52,076.98-71,865.38-28,203.44

Finding the Fourth Proportional to 52,076.98, 71,865.38 and 28,203.44

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Solution

The fourth proportional to 52,076.98, 71,865.38 and 28,203.44 is: 38,920.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,076.98 : 71,865.38 = 28,203.44 : x
  2. Step 2: Convert to fraction form
    52,076.98/71,865.38 = 28,203.44/x
  3. Step 3: Cross multiply
    52,076.98x = 71,865.38 × 28,203.44
  4. Step 4: Simplify right side
    52,076.98x = 2,026,850,791.89
  5. Step 5: Solve for x
    x = 2,026,850,791.89/52,076.98
  6. Step 6: Final answer
    x = 38,920.29

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1.5x scale

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.