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Finding the Fourth Proportional to 17,118.92, 23,623.88 and 9,565.99

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Solution

The fourth proportional to 17,118.92, 23,623.88 and 9,565.99 is: 13,200.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,118.92 : 23,623.88 = 9,565.99 : x
  2. Step 2: Convert to fraction form
    17,118.92/23,623.88 = 9,565.99/x
  3. Step 3: Cross multiply
    17,118.92x = 23,623.88 × 9,565.99
  4. Step 4: Simplify right side
    17,118.92x = 225,985,692.95
  5. Step 5: Solve for x
    x = 225,985,692.95/17,118.92
  6. Step 6: Final answer
    x = 13,200.93

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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.