Home / 40,420.41-55,775.14-22,514.14

Finding the Fourth Proportional to 40,420.41, 55,775.14 and 22,514.14

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Solution

The fourth proportional to 40,420.41, 55,775.14 and 22,514.14 is: 31,066.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,420.41 : 55,775.14 = 22,514.14 : x
  2. Step 2: Convert to fraction form
    40,420.41/55,775.14 = 22,514.14/x
  3. Step 3: Cross multiply
    40,420.41x = 55,775.14 × 22,514.14
  4. Step 4: Simplify right side
    40,420.41x = 1,255,729,310.48
  5. Step 5: Solve for x
    x = 1,255,729,310.48/40,420.41
  6. Step 6: Final answer
    x = 31,066.71

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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.