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Finding the Fourth Proportional to 17,110.82, 25,674.42 and 8,340.95

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Solution

The fourth proportional to 17,110.82, 25,674.42 and 8,340.95 is: 12,515.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,110.82 : 25,674.42 = 8,340.95 : x
  2. Step 2: Convert to fraction form
    17,110.82/25,674.42 = 8,340.95/x
  3. Step 3: Cross multiply
    17,110.82x = 25,674.42 × 8,340.95
  4. Step 4: Simplify right side
    17,110.82x = 214,148,925.13
  5. Step 5: Solve for x
    x = 214,148,925.13/17,110.82
  6. Step 6: Final answer
    x = 12,515.41

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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.