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Finding the Fourth Proportional to 17,958.24, 26,928.13 and 9,645.25

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Solution

The fourth proportional to 17,958.24, 26,928.13 and 9,645.25 is: 14,462.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,958.24 : 26,928.13 = 9,645.25 : x
  2. Step 2: Convert to fraction form
    17,958.24/26,928.13 = 9,645.25/x
  3. Step 3: Cross multiply
    17,958.24x = 26,928.13 × 9,645.25
  4. Step 4: Simplify right side
    17,958.24x = 259,728,411.24
  5. Step 5: Solve for x
    x = 259,728,411.24/17,958.24
  6. Step 6: Final answer
    x = 14,462.91

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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.