Home / 40,194.39-55,464.32-22,289.09

Finding the Fourth Proportional to 40,194.39, 55,464.32 and 22,289.09

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Solution

The fourth proportional to 40,194.39, 55,464.32 and 22,289.09 is: 30,756.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,194.39 : 55,464.32 = 22,289.09 : x
  2. Step 2: Convert to fraction form
    40,194.39/55,464.32 = 22,289.09/x
  3. Step 3: Cross multiply
    40,194.39x = 55,464.32 × 22,289.09
  4. Step 4: Simplify right side
    40,194.39x = 1,236,248,998.67
  5. Step 5: Solve for x
    x = 1,236,248,998.67/40,194.39
  6. Step 6: Final answer
    x = 30,756.75

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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.