Home / 33,107.28-45,734.48-30,117.84

Finding the Fourth Proportional to 33,107.28, 45,734.48 and 30,117.84

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Solution

The fourth proportional to 33,107.28, 45,734.48 and 30,117.84 is: 41,604.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,107.28 : 45,734.48 = 30,117.84 : x
  2. Step 2: Convert to fraction form
    33,107.28/45,734.48 = 30,117.84/x
  3. Step 3: Cross multiply
    33,107.28x = 45,734.48 × 30,117.84
  4. Step 4: Simplify right side
    33,107.28x = 1,377,423,751.12
  5. Step 5: Solve for x
    x = 1,377,423,751.12/33,107.28
  6. Step 6: Final answer
    x = 41,604.86

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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.