Home / 40,565.72-55,975.16-22,658.44

Finding the Fourth Proportional to 40,565.72, 55,975.16 and 22,658.44

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Solution

The fourth proportional to 40,565.72, 55,975.16 and 22,658.44 is: 31,265.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,565.72 : 55,975.16 = 22,658.44 : x
  2. Step 2: Convert to fraction form
    40,565.72/55,975.16 = 22,658.44/x
  3. Step 3: Cross multiply
    40,565.72x = 55,975.16 × 22,658.44
  4. Step 4: Simplify right side
    40,565.72x = 1,268,309,804.35
  5. Step 5: Solve for x
    x = 1,268,309,804.35/40,565.72
  6. Step 6: Final answer
    x = 31,265.56

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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.