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Finding the Fourth Proportional to 17,863.67, 26,795.51 and 6,170.51

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Solution

The fourth proportional to 17,863.67, 26,795.51 and 6,170.51 is: 9,255.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,863.67 : 26,795.51 = 6,170.51 : x
  2. Step 2: Convert to fraction form
    17,863.67/26,795.51 = 6,170.51/x
  3. Step 3: Cross multiply
    17,863.67x = 26,795.51 × 6,170.51
  4. Step 4: Simplify right side
    17,863.67x = 165,341,962.41
  5. Step 5: Solve for x
    x = 165,341,962.41/17,863.67
  6. Step 6: Final answer
    x = 9,255.77

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.