Home / 21,965.92-32,944.86-5,955.76

Finding the Fourth Proportional to 21,965.92, 32,944.86 and 5,955.76

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Solution

The fourth proportional to 21,965.92, 32,944.86 and 5,955.76 is: 8,932.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,965.92 : 32,944.86 = 5,955.76 : x
  2. Step 2: Convert to fraction form
    21,965.92/32,944.86 = 5,955.76/x
  3. Step 3: Cross multiply
    21,965.92x = 32,944.86 × 5,955.76
  4. Step 4: Simplify right side
    21,965.92x = 196,211,679.39
  5. Step 5: Solve for x
    x = 196,211,679.39/21,965.92
  6. Step 6: Final answer
    x = 8,932.55

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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.