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Finding the Fourth Proportional to 17,663.08, 24,375.48 and 9,705.82

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Solution

The fourth proportional to 17,663.08, 24,375.48 and 9,705.82 is: 13,394.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,663.08 : 24,375.48 = 9,705.82 : x
  2. Step 2: Convert to fraction form
    17,663.08/24,375.48 = 9,705.82/x
  3. Step 3: Cross multiply
    17,663.08x = 24,375.48 × 9,705.82
  4. Step 4: Simplify right side
    17,663.08x = 236,584,021.29
  5. Step 5: Solve for x
    x = 236,584,021.29/17,663.08
  6. Step 6: Final answer
    x = 13,394.27

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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.