Home / 40,234.38-55,523.48-22,329.40

Finding the Fourth Proportional to 40,234.38, 55,523.48 and 22,329.40

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Solution

The fourth proportional to 40,234.38, 55,523.48 and 22,329.40 is: 30,814.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,234.38 : 55,523.48 = 22,329.40 : x
  2. Step 2: Convert to fraction form
    40,234.38/55,523.48 = 22,329.40/x
  3. Step 3: Cross multiply
    40,234.38x = 55,523.48 × 22,329.40
  4. Step 4: Simplify right side
    40,234.38x = 1,239,805,994.31
  5. Step 5: Solve for x
    x = 1,239,805,994.31/40,234.38
  6. Step 6: Final answer
    x = 30,814.59

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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.