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Finding the Fourth Proportional to 17,651.22, 24,358.89 and 9,693.30

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Solution

The fourth proportional to 17,651.22, 24,358.89 and 9,693.30 is: 13,376.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,651.22 : 24,358.89 = 9,693.30 : x
  2. Step 2: Convert to fraction form
    17,651.22/24,358.89 = 9,693.30/x
  3. Step 3: Cross multiply
    17,651.22x = 24,358.89 × 9,693.30
  4. Step 4: Simplify right side
    17,651.22x = 236,118,028.44
  5. Step 5: Solve for x
    x = 236,118,028.44/17,651.22
  6. Step 6: Final answer
    x = 13,376.87

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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.