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Finding the Fourth Proportional to 17,676.48, 26,515.44 and 5,989.44

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Solution

The fourth proportional to 17,676.48, 26,515.44 and 5,989.44 is: 8,984.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,676.48 : 26,515.44 = 5,989.44 : x
  2. Step 2: Convert to fraction form
    17,676.48/26,515.44 = 5,989.44/x
  3. Step 3: Cross multiply
    17,676.48x = 26,515.44 × 5,989.44
  4. Step 4: Simplify right side
    17,676.48x = 158,812,636.95
  5. Step 5: Solve for x
    x = 158,812,636.95/17,676.48
  6. Step 6: Final answer
    x = 8,984.40

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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.