Home / 22,181.20-33,277.12-7,390.25

Finding the Fourth Proportional to 22,181.20, 33,277.12 and 7,390.25

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Solution

The fourth proportional to 22,181.20, 33,277.12 and 7,390.25 is: 11,087.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,181.20 : 33,277.12 = 7,390.25 : x
  2. Step 2: Convert to fraction form
    22,181.20/33,277.12 = 7,390.25/x
  3. Step 3: Cross multiply
    22,181.20x = 33,277.12 × 7,390.25
  4. Step 4: Simplify right side
    22,181.20x = 245,926,236.08
  5. Step 5: Solve for x
    x = 245,926,236.08/22,181.20
  6. Step 6: Final answer
    x = 11,087.15

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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.