Home / 47,218.50-65,160.24-25,997.88

Finding the Fourth Proportional to 47,218.50, 65,160.24 and 25,997.88

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Solution

The fourth proportional to 47,218.50, 65,160.24 and 25,997.88 is: 35,876.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,218.50 : 65,160.24 = 25,997.88 : x
  2. Step 2: Convert to fraction form
    47,218.50/65,160.24 = 25,997.88/x
  3. Step 3: Cross multiply
    47,218.50x = 65,160.24 × 25,997.88
  4. Step 4: Simplify right side
    47,218.50x = 1,694,028,100.29
  5. Step 5: Solve for x
    x = 1,694,028,100.29/47,218.50
  6. Step 6: Final answer
    x = 35,876.36

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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.