Home / 35,540.36-49,054.11-20,441.74

Finding the Fourth Proportional to 35,540.36, 49,054.11 and 20,441.74

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Solution

The fourth proportional to 35,540.36, 49,054.11 and 20,441.74 is: 28,214.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,540.36 : 49,054.11 = 20,441.74 : x
  2. Step 2: Convert to fraction form
    35,540.36/49,054.11 = 20,441.74/x
  3. Step 3: Cross multiply
    35,540.36x = 49,054.11 × 20,441.74
  4. Step 4: Simplify right side
    35,540.36x = 1,002,751,393.20
  5. Step 5: Solve for x
    x = 1,002,751,393.20/35,540.36
  6. Step 6: Final answer
    x = 28,214.44

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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.