Home / 40,194.89-55,465.31-22,289.84

Finding the Fourth Proportional to 40,194.89, 55,465.31 and 22,289.84

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Solution

The fourth proportional to 40,194.89, 55,465.31 and 22,289.84 is: 30,757.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,194.89 : 55,465.31 = 22,289.84 : x
  2. Step 2: Convert to fraction form
    40,194.89/55,465.31 = 22,289.84/x
  3. Step 3: Cross multiply
    40,194.89x = 55,465.31 × 22,289.84
  4. Step 4: Simplify right side
    40,194.89x = 1,236,312,496.67
  5. Step 5: Solve for x
    x = 1,236,312,496.67/40,194.89
  6. Step 6: Final answer
    x = 30,757.96

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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.