Home / 16,924.52-25,357.89-11,985.95

Finding the Fourth Proportional to 16,924.52, 25,357.89 and 11,985.95

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Solution

The fourth proportional to 16,924.52, 25,357.89 and 11,985.95 is: 17,958.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,924.52 : 25,357.89 = 11,985.95 : x
  2. Step 2: Convert to fraction form
    16,924.52/25,357.89 = 11,985.95/x
  3. Step 3: Cross multiply
    16,924.52x = 25,357.89 × 11,985.95
  4. Step 4: Simplify right side
    16,924.52x = 303,938,401.65
  5. Step 5: Solve for x
    x = 303,938,401.65/16,924.52
  6. Step 6: Final answer
    x = 17,958.47

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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.