Home / 17,211.72-25,860.84-10,974.60

Finding the Fourth Proportional to 17,211.72, 25,860.84 and 10,974.60

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Solution

The fourth proportional to 17,211.72, 25,860.84 and 10,974.60 is: 16,489.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,211.72 : 25,860.84 = 10,974.60 : x
  2. Step 2: Convert to fraction form
    17,211.72/25,860.84 = 10,974.60/x
  3. Step 3: Cross multiply
    17,211.72x = 25,860.84 × 10,974.60
  4. Step 4: Simplify right side
    17,211.72x = 283,812,374.66
  5. Step 5: Solve for x
    x = 283,812,374.66/17,211.72
  6. Step 6: Final answer
    x = 16,489.48

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1.5x scale

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.