Home / 52,016.28-78,015.54-16,947.96

Finding the Fourth Proportional to 52,016.28, 78,015.54 and 16,947.96

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Solution

The fourth proportional to 52,016.28, 78,015.54 and 16,947.96 is: 25,419.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,016.28 : 78,015.54 = 16,947.96 : x
  2. Step 2: Convert to fraction form
    52,016.28/78,015.54 = 16,947.96/x
  3. Step 3: Cross multiply
    52,016.28x = 78,015.54 × 16,947.96
  4. Step 4: Simplify right side
    52,016.28x = 1,322,204,251.30
  5. Step 5: Solve for x
    x = 1,322,204,251.30/52,016.28
  6. Step 6: Final answer
    x = 25,419.05

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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.