Home / 47,481.32-71,542.51-39,342.44

Finding the Fourth Proportional to 47,481.32, 71,542.51 and 39,342.44

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Solution

The fourth proportional to 47,481.32, 71,542.51 and 39,342.44 is: 59,279.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,481.32 : 71,542.51 = 39,342.44 : x
  2. Step 2: Convert to fraction form
    47,481.32/71,542.51 = 39,342.44/x
  3. Step 3: Cross multiply
    47,481.32x = 71,542.51 × 39,342.44
  4. Step 4: Simplify right side
    47,481.32x = 2,814,656,907.12
  5. Step 5: Solve for x
    x = 2,814,656,907.12/47,481.32
  6. Step 6: Final answer
    x = 59,279.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.