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Finding the Fourth Proportional to 44,908.64, 61,978.10 and 25,791.07

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Solution

The fourth proportional to 44,908.64, 61,978.10 and 25,791.07 is: 35,594.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,908.64 : 61,978.10 = 25,791.07 : x
  2. Step 2: Convert to fraction form
    44,908.64/61,978.10 = 25,791.07/x
  3. Step 3: Cross multiply
    44,908.64x = 61,978.10 × 25,791.07
  4. Step 4: Simplify right side
    44,908.64x = 1,598,481,515.57
  5. Step 5: Solve for x
    x = 1,598,481,515.57/44,908.64
  6. Step 6: Final answer
    x = 35,594.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.