Home / 22,191.15-33,286.42-5,551.12

Finding the Fourth Proportional to 22,191.15, 33,286.42 and 5,551.12

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Solution

The fourth proportional to 22,191.15, 33,286.42 and 5,551.12 is: 8,326.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,191.15 : 33,286.42 = 5,551.12 : x
  2. Step 2: Convert to fraction form
    22,191.15/33,286.42 = 5,551.12/x
  3. Step 3: Cross multiply
    22,191.15x = 33,286.42 × 5,551.12
  4. Step 4: Simplify right side
    22,191.15x = 184,776,911.79
  5. Step 5: Solve for x
    x = 184,776,911.79/22,191.15
  6. Step 6: Final answer
    x = 8,326.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.