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Finding the Fourth Proportional to 22,570.13, 33,855.11 and 6,775.09

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Solution

The fourth proportional to 22,570.13, 33,855.11 and 6,775.09 is: 10,162.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,570.13 : 33,855.11 = 6,775.09 : x
  2. Step 2: Convert to fraction form
    22,570.13/33,855.11 = 6,775.09/x
  3. Step 3: Cross multiply
    22,570.13x = 33,855.11 × 6,775.09
  4. Step 4: Simplify right side
    22,570.13x = 229,371,417.21
  5. Step 5: Solve for x
    x = 229,371,417.21/22,570.13
  6. Step 6: Final answer
    x = 10,162.61

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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.