Home / 25,161.88-34,720.41-13,829.52

Finding the Fourth Proportional to 25,161.88, 34,720.41 and 13,829.52

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Solution

The fourth proportional to 25,161.88, 34,720.41 and 13,829.52 is: 19,083.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,161.88 : 34,720.41 = 13,829.52 : x
  2. Step 2: Convert to fraction form
    25,161.88/34,720.41 = 13,829.52/x
  3. Step 3: Cross multiply
    25,161.88x = 34,720.41 × 13,829.52
  4. Step 4: Simplify right side
    25,161.88x = 480,166,604.50
  5. Step 5: Solve for x
    x = 480,166,604.50/25,161.88
  6. Step 6: Final answer
    x = 19,083.10

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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.