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Finding the Fourth Proportional to 17,366.51, 23,965.83 and 9,408.75

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Solution

The fourth proportional to 17,366.51, 23,965.83 and 9,408.75 is: 12,984.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,366.51 : 23,965.83 = 9,408.75 : x
  2. Step 2: Convert to fraction form
    17,366.51/23,965.83 = 9,408.75/x
  3. Step 3: Cross multiply
    17,366.51x = 23,965.83 × 9,408.75
  4. Step 4: Simplify right side
    17,366.51x = 225,488,503.01
  5. Step 5: Solve for x
    x = 225,488,503.01/17,366.51
  6. Step 6: Final answer
    x = 12,984.10

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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.