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Finding the Fourth Proportional to 17,994.93, 26,992.39 and 9,663.48

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Solution

The fourth proportional to 17,994.93, 26,992.39 and 9,663.48 is: 14,495.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,994.93 : 26,992.39 = 9,663.48 : x
  2. Step 2: Convert to fraction form
    17,994.93/26,992.39 = 9,663.48/x
  3. Step 3: Cross multiply
    17,994.93x = 26,992.39 × 9,663.48
  4. Step 4: Simplify right side
    17,994.93x = 260,840,420.92
  5. Step 5: Solve for x
    x = 260,840,420.92/17,994.93
  6. Step 6: Final answer
    x = 14,495.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.