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Finding the Fourth Proportional to 17,718.01, 24,449.90 and 9,759.62

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Solution

The fourth proportional to 17,718.01, 24,449.90 and 9,759.62 is: 13,467.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,718.01 : 24,449.90 = 9,759.62 : x
  2. Step 2: Convert to fraction form
    17,718.01/24,449.90 = 9,759.62/x
  3. Step 3: Cross multiply
    17,718.01x = 24,449.90 × 9,759.62
  4. Step 4: Simplify right side
    17,718.01x = 238,621,745.36
  5. Step 5: Solve for x
    x = 238,621,745.36/17,718.01
  6. Step 6: Final answer
    x = 13,467.75

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1.5x scale

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.