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Finding the Fourth Proportional to 17,676.82, 26,520.18 and 5,990.92

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Solution

The fourth proportional to 17,676.82, 26,520.18 and 5,990.92 is: 8,988.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,676.82 : 26,520.18 = 5,990.92 : x
  2. Step 2: Convert to fraction form
    17,676.82/26,520.18 = 5,990.92/x
  3. Step 3: Cross multiply
    17,676.82x = 26,520.18 × 5,990.92
  4. Step 4: Simplify right side
    17,676.82x = 158,880,276.77
  5. Step 5: Solve for x
    x = 158,880,276.77/17,676.82
  6. Step 6: Final answer
    x = 8,988.06

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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.