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Finding the Fourth Proportional to 17,223.91, 23,768.22 and 9,670.11

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Solution

The fourth proportional to 17,223.91, 23,768.22 and 9,670.11 is: 13,344.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,223.91 : 23,768.22 = 9,670.11 : x
  2. Step 2: Convert to fraction form
    17,223.91/23,768.22 = 9,670.11/x
  3. Step 3: Cross multiply
    17,223.91x = 23,768.22 × 9,670.11
  4. Step 4: Simplify right side
    17,223.91x = 229,841,249.04
  5. Step 5: Solve for x
    x = 229,841,249.04/17,223.91
  6. Step 6: Final answer
    x = 13,344.31

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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.