Home / 33,137.27-45,714.56-22,378.65

Finding the Fourth Proportional to 33,137.27, 45,714.56 and 22,378.65

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Solution

The fourth proportional to 33,137.27, 45,714.56 and 22,378.65 is: 30,872.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,137.27 : 45,714.56 = 22,378.65 : x
  2. Step 2: Convert to fraction form
    33,137.27/45,714.56 = 22,378.65/x
  3. Step 3: Cross multiply
    33,137.27x = 45,714.56 × 22,378.65
  4. Step 4: Simplify right side
    33,137.27x = 1,023,029,854.82
  5. Step 5: Solve for x
    x = 1,023,029,854.82/33,137.27
  6. Step 6: Final answer
    x = 30,872.49

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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.