Home / 17,190.70-23,721.92-9,636.97

Finding the Fourth Proportional to 17,190.70, 23,721.92 and 9,636.97

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Solution

The fourth proportional to 17,190.70, 23,721.92 and 9,636.97 is: 13,298.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,190.70 : 23,721.92 = 9,636.97 : x
  2. Step 2: Convert to fraction form
    17,190.70/23,721.92 = 9,636.97/x
  3. Step 3: Cross multiply
    17,190.70x = 23,721.92 × 9,636.97
  4. Step 4: Simplify right side
    17,190.70x = 228,607,431.38
  5. Step 5: Solve for x
    x = 228,607,431.38/17,190.70
  6. Step 6: Final answer
    x = 13,298.32

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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.