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Finding the Fourth Proportional to 17,558.61, 24,230.89 and 9,600.90

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Solution

The fourth proportional to 17,558.61, 24,230.89 and 9,600.90 is: 13,249.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,558.61 : 24,230.89 = 9,600.90 : x
  2. Step 2: Convert to fraction form
    17,558.61/24,230.89 = 9,600.90/x
  3. Step 3: Cross multiply
    17,558.61x = 24,230.89 × 9,600.90
  4. Step 4: Simplify right side
    17,558.61x = 232,638,351.80
  5. Step 5: Solve for x
    x = 232,638,351.80/17,558.61
  6. Step 6: Final answer
    x = 13,249.25

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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.