Home / 47,906.98-66,112.32-27,765.25

Finding the Fourth Proportional to 47,906.98, 66,112.32 and 27,765.25

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Solution

The fourth proportional to 47,906.98, 66,112.32 and 27,765.25 is: 38,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,906.98 : 66,112.32 = 27,765.25 : x
  2. Step 2: Convert to fraction form
    47,906.98/66,112.32 = 27,765.25/x
  3. Step 3: Cross multiply
    47,906.98x = 66,112.32 × 27,765.25
  4. Step 4: Simplify right side
    47,906.98x = 1,835,625,092.88
  5. Step 5: Solve for x
    x = 1,835,625,092.88/47,906.98
  6. Step 6: Final answer
    x = 38,316.44

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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.