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Finding the Fourth Proportional to 25,254.51, 34,851.41 and 13,924.41

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Solution

The fourth proportional to 25,254.51, 34,851.41 and 13,924.41 is: 19,215.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,254.51 : 34,851.41 = 13,924.41 : x
  2. Step 2: Convert to fraction form
    25,254.51/34,851.41 = 13,924.41/x
  3. Step 3: Cross multiply
    25,254.51x = 34,851.41 × 13,924.41
  4. Step 4: Simplify right side
    25,254.51x = 485,285,321.92
  5. Step 5: Solve for x
    x = 485,285,321.92/25,254.51
  6. Step 6: Final answer
    x = 19,215.79

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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.