Home / 16,868.52-25,307.10-6,481.08

Finding the Fourth Proportional to 16,868.52, 25,307.10 and 6,481.08

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Solution

The fourth proportional to 16,868.52, 25,307.10 and 6,481.08 is: 9,723.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,868.52 : 25,307.10 = 6,481.08 : x
  2. Step 2: Convert to fraction form
    16,868.52/25,307.10 = 6,481.08/x
  3. Step 3: Cross multiply
    16,868.52x = 25,307.10 × 6,481.08
  4. Step 4: Simplify right side
    16,868.52x = 164,017,339.67
  5. Step 5: Solve for x
    x = 164,017,339.67/16,868.52
  6. Step 6: Final answer
    x = 9,723.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.