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Finding the Fourth Proportional to 17,863.65, 24,653.35 and 9,908.44

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Solution

The fourth proportional to 17,863.65, 24,653.35 and 9,908.44 is: 13,674.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,863.65 : 24,653.35 = 9,908.44 : x
  2. Step 2: Convert to fraction form
    17,863.65/24,653.35 = 9,908.44/x
  3. Step 3: Cross multiply
    17,863.65x = 24,653.35 × 9,908.44
  4. Step 4: Simplify right side
    17,863.65x = 244,276,190.03
  5. Step 5: Solve for x
    x = 244,276,190.03/17,863.65
  6. Step 6: Final answer
    x = 13,674.48

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Double scale
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Similar ratio
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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.