Home / 47,997.40-71,996.10-30,544.60

Finding the Fourth Proportional to 47,997.40, 71,996.10 and 30,544.60

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Solution

The fourth proportional to 47,997.40, 71,996.10 and 30,544.60 is: 45,816.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,997.40 : 71,996.10 = 30,544.60 : x
  2. Step 2: Convert to fraction form
    47,997.40/71,996.10 = 30,544.60/x
  3. Step 3: Cross multiply
    47,997.40x = 71,996.10 × 30,544.60
  4. Step 4: Simplify right side
    47,997.40x = 2,199,092,076.06
  5. Step 5: Solve for x
    x = 2,199,092,076.06/47,997.40
  6. Step 6: Final answer
    x = 45,816.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.