Home / 40,067.64-55,294.32-22,163.01

Finding the Fourth Proportional to 40,067.64, 55,294.32 and 22,163.01

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Solution

The fourth proportional to 40,067.64, 55,294.32 and 22,163.01 is: 30,585.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,067.64 : 55,294.32 = 22,163.01 : x
  2. Step 2: Convert to fraction form
    40,067.64/55,294.32 = 22,163.01/x
  3. Step 3: Cross multiply
    40,067.64x = 55,294.32 × 22,163.01
  4. Step 4: Simplify right side
    40,067.64x = 1,225,488,567.10
  5. Step 5: Solve for x
    x = 1,225,488,567.10/40,067.64
  6. Step 6: Final answer
    x = 30,585.49

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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.