Home / 47,944.82-71,917.90-18,364.16

Finding the Fourth Proportional to 47,944.82, 71,917.90 and 18,364.16

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Solution

The fourth proportional to 47,944.82, 71,917.90 and 18,364.16 is: 27,546.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,944.82 : 71,917.90 = 18,364.16 : x
  2. Step 2: Convert to fraction form
    47,944.82/71,917.90 = 18,364.16/x
  3. Step 3: Cross multiply
    47,944.82x = 71,917.90 × 18,364.16
  4. Step 4: Simplify right side
    47,944.82x = 1,320,711,822.46
  5. Step 5: Solve for x
    x = 1,320,711,822.46/47,944.82
  6. Step 6: Final answer
    x = 27,546.50

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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.