Home / 22,788.12-34,179.78-6,147.12

Finding the Fourth Proportional to 22,788.12, 34,179.78 and 6,147.12

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Solution

The fourth proportional to 22,788.12, 34,179.78 and 6,147.12 is: 9,220.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,788.12 : 34,179.78 = 6,147.12 : x
  2. Step 2: Convert to fraction form
    22,788.12/34,179.78 = 6,147.12/x
  3. Step 3: Cross multiply
    22,788.12x = 34,179.78 × 6,147.12
  4. Step 4: Simplify right side
    22,788.12x = 210,107,209.23
  5. Step 5: Solve for x
    x = 210,107,209.23/22,788.12
  6. Step 6: Final answer
    x = 9,220.03

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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.