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Finding the Fourth Proportional to 17,336.22, 23,918.04 and 9,781.62

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Solution

The fourth proportional to 17,336.22, 23,918.04 and 9,781.62 is: 13,495.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,336.22 : 23,918.04 = 9,781.62 : x
  2. Step 2: Convert to fraction form
    17,336.22/23,918.04 = 9,781.62/x
  3. Step 3: Cross multiply
    17,336.22x = 23,918.04 × 9,781.62
  4. Step 4: Simplify right side
    17,336.22x = 233,957,178.42
  5. Step 5: Solve for x
    x = 233,957,178.42/17,336.22
  6. Step 6: Final answer
    x = 13,495.28

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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.