Home / 17,072.43-23,551.57-11,408.57

Finding the Fourth Proportional to 17,072.43, 23,551.57 and 11,408.57

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Solution

The fourth proportional to 17,072.43, 23,551.57 and 11,408.57 is: 15,738.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,072.43 : 23,551.57 = 11,408.57 : x
  2. Step 2: Convert to fraction form
    17,072.43/23,551.57 = 11,408.57/x
  3. Step 3: Cross multiply
    17,072.43x = 23,551.57 × 11,408.57
  4. Step 4: Simplify right side
    17,072.43x = 268,689,617.20
  5. Step 5: Solve for x
    x = 268,689,617.20/17,072.43
  6. Step 6: Final answer
    x = 15,738.22

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Half scale
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Double scale
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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.