Home / 14,944.92-20,631.84-10,189.92

Finding the Fourth Proportional to 14,944.92, 20,631.84 and 10,189.92

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Solution

The fourth proportional to 14,944.92, 20,631.84 and 10,189.92 is: 14,067.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,944.92 : 20,631.84 = 10,189.92 : x
  2. Step 2: Convert to fraction form
    14,944.92/20,631.84 = 10,189.92/x
  3. Step 3: Cross multiply
    14,944.92x = 20,631.84 × 10,189.92
  4. Step 4: Simplify right side
    14,944.92x = 210,236,799.05
  5. Step 5: Solve for x
    x = 210,236,799.05/14,944.92
  6. Step 6: Final answer
    x = 14,067.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.