Home / 40,036.59-55,249.68-22,132.35

Finding the Fourth Proportional to 40,036.59, 55,249.68 and 22,132.35

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Solution

The fourth proportional to 40,036.59, 55,249.68 and 22,132.35 is: 30,542.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,036.59 : 55,249.68 = 22,132.35 : x
  2. Step 2: Convert to fraction form
    40,036.59/55,249.68 = 22,132.35/x
  3. Step 3: Cross multiply
    40,036.59x = 55,249.68 × 22,132.35
  4. Step 4: Simplify right side
    40,036.59x = 1,222,805,255.15
  5. Step 5: Solve for x
    x = 1,222,805,255.15/40,036.59
  6. Step 6: Final answer
    x = 30,542.19

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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.