Home / 40,273.85-55,578.96-22,369.61

Finding the Fourth Proportional to 40,273.85, 55,578.96 and 22,369.61

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Solution

The fourth proportional to 40,273.85, 55,578.96 and 22,369.61 is: 30,870.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,273.85 : 55,578.96 = 22,369.61 : x
  2. Step 2: Convert to fraction form
    40,273.85/55,578.96 = 22,369.61/x
  3. Step 3: Cross multiply
    40,273.85x = 55,578.96 × 22,369.61
  4. Step 4: Simplify right side
    40,273.85x = 1,243,279,798.35
  5. Step 5: Solve for x
    x = 1,243,279,798.35/40,273.85
  6. Step 6: Final answer
    x = 30,870.64

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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.