Home / 47,946.64-71,944.25-31,947.11

Finding the Fourth Proportional to 47,946.64, 71,944.25 and 31,947.11

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Solution

The fourth proportional to 47,946.64, 71,944.25 and 31,947.11 is: 47,936.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,946.64 : 71,944.25 = 31,947.11 : x
  2. Step 2: Convert to fraction form
    47,946.64/71,944.25 = 31,947.11/x
  3. Step 3: Cross multiply
    47,946.64x = 71,944.25 × 31,947.11
  4. Step 4: Simplify right side
    47,946.64x = 2,298,410,697.57
  5. Step 5: Solve for x
    x = 2,298,410,697.57/47,946.64
  6. Step 6: Final answer
    x = 47,936.85

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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.