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Finding the Fourth Proportional to 17,297.09, 25,944.41 and 9,878.30

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Solution

The fourth proportional to 17,297.09, 25,944.41 and 9,878.30 is: 14,816.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,297.09 : 25,944.41 = 9,878.30 : x
  2. Step 2: Convert to fraction form
    17,297.09/25,944.41 = 9,878.30/x
  3. Step 3: Cross multiply
    17,297.09x = 25,944.41 × 9,878.30
  4. Step 4: Simplify right side
    17,297.09x = 256,286,560.28
  5. Step 5: Solve for x
    x = 256,286,560.28/17,297.09
  6. Step 6: Final answer
    x = 14,816.75

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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.