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Finding the Fourth Proportional to 17,754.84, 26,594.06 and 8,380.84

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Solution

The fourth proportional to 17,754.84, 26,594.06 and 8,380.84 is: 12,553.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,754.84 : 26,594.06 = 8,380.84 : x
  2. Step 2: Convert to fraction form
    17,754.84/26,594.06 = 8,380.84/x
  3. Step 3: Cross multiply
    17,754.84x = 26,594.06 × 8,380.84
  4. Step 4: Simplify right side
    17,754.84x = 222,880,561.81
  5. Step 5: Solve for x
    x = 222,880,561.81/17,754.84
  6. Step 6: Final answer
    x = 12,553.23

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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.