Home / 40,284.41-55,590.93-22,380.55

Finding the Fourth Proportional to 40,284.41, 55,590.93 and 22,380.55

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Solution

The fourth proportional to 40,284.41, 55,590.93 and 22,380.55 is: 30,884.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,284.41 : 55,590.93 = 22,380.55 : x
  2. Step 2: Convert to fraction form
    40,284.41/55,590.93 = 22,380.55/x
  3. Step 3: Cross multiply
    40,284.41x = 55,590.93 × 22,380.55
  4. Step 4: Simplify right side
    40,284.41x = 1,244,155,588.41
  5. Step 5: Solve for x
    x = 1,244,155,588.41/40,284.41
  6. Step 6: Final answer
    x = 30,884.29

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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.