Home / 33,107.20-45,701.76-21,944.32

Finding the Fourth Proportional to 33,107.20, 45,701.76 and 21,944.32

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Solution

The fourth proportional to 33,107.20, 45,701.76 and 21,944.32 is: 30,292.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,107.20 : 45,701.76 = 21,944.32 : x
  2. Step 2: Convert to fraction form
    33,107.20/45,701.76 = 21,944.32/x
  3. Step 3: Cross multiply
    33,107.20x = 45,701.76 × 21,944.32
  4. Step 4: Simplify right side
    33,107.20x = 1,002,894,046.00
  5. Step 5: Solve for x
    x = 1,002,894,046.00/33,107.20
  6. Step 6: Final answer
    x = 30,292.32

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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.