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Finding the Fourth Proportional to 22,252.56, 33,369.12 and 6,666.56

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Solution

The fourth proportional to 22,252.56, 33,369.12 and 6,666.56 is: 9,996.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,252.56 : 33,369.12 = 6,666.56 : x
  2. Step 2: Convert to fraction form
    22,252.56/33,369.12 = 6,666.56/x
  3. Step 3: Cross multiply
    22,252.56x = 33,369.12 × 6,666.56
  4. Step 4: Simplify right side
    22,252.56x = 222,457,240.63
  5. Step 5: Solve for x
    x = 222,457,240.63/22,252.56
  6. Step 6: Final answer
    x = 9,996.93

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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.