Home / 25,204.79-34,782.34-13,874.04

Finding the Fourth Proportional to 25,204.79, 34,782.34 and 13,874.04

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Solution

The fourth proportional to 25,204.79, 34,782.34 and 13,874.04 is: 19,146.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,204.79 : 34,782.34 = 13,874.04 : x
  2. Step 2: Convert to fraction form
    25,204.79/34,782.34 = 13,874.04/x
  3. Step 3: Cross multiply
    25,204.79x = 34,782.34 × 13,874.04
  4. Step 4: Simplify right side
    25,204.79x = 482,571,567.78
  5. Step 5: Solve for x
    x = 482,571,567.78/25,204.79
  6. Step 6: Final answer
    x = 19,146.03

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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.