Home / 25,103.13-34,642.68-13,772.42

Finding the Fourth Proportional to 25,103.13, 34,642.68 and 13,772.42

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Solution

The fourth proportional to 25,103.13, 34,642.68 and 13,772.42 is: 19,006.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,103.13 : 34,642.68 = 13,772.42 : x
  2. Step 2: Convert to fraction form
    25,103.13/34,642.68 = 13,772.42/x
  3. Step 3: Cross multiply
    25,103.13x = 34,642.68 × 13,772.42
  4. Step 4: Simplify right side
    25,103.13x = 477,113,638.65
  5. Step 5: Solve for x
    x = 477,113,638.65/25,103.13
  6. Step 6: Final answer
    x = 19,006.14

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