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Finding the Fourth Proportional to 44,643.54, 66,891.36 and 22,409.94

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Solution

The fourth proportional to 44,643.54, 66,891.36 and 22,409.94 is: 33,577.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,643.54 : 66,891.36 = 22,409.94 : x
  2. Step 2: Convert to fraction form
    44,643.54/66,891.36 = 22,409.94/x
  3. Step 3: Cross multiply
    44,643.54x = 66,891.36 × 22,409.94
  4. Step 4: Simplify right side
    44,643.54x = 1,499,031,364.12
  5. Step 5: Solve for x
    x = 1,499,031,364.12/44,643.54
  6. Step 6: Final answer
    x = 33,577.79

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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.