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Finding the Fourth Proportional to 22,647.78, 33,971.67 and 7,066.62

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Solution

The fourth proportional to 22,647.78, 33,971.67 and 7,066.62 is: 10,599.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,647.78 : 33,971.67 = 7,066.62 : x
  2. Step 2: Convert to fraction form
    22,647.78/33,971.67 = 7,066.62/x
  3. Step 3: Cross multiply
    22,647.78x = 33,971.67 × 7,066.62
  4. Step 4: Simplify right side
    22,647.78x = 240,064,882.66
  5. Step 5: Solve for x
    x = 240,064,882.66/22,647.78
  6. Step 6: Final answer
    x = 10,599.93

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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.