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Finding the Fourth Proportional to 17,583.48, 26,375.22 and 8,347.32

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Solution

The fourth proportional to 17,583.48, 26,375.22 and 8,347.32 is: 12,520.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,583.48 : 26,375.22 = 8,347.32 : x
  2. Step 2: Convert to fraction form
    17,583.48/26,375.22 = 8,347.32/x
  3. Step 3: Cross multiply
    17,583.48x = 26,375.22 × 8,347.32
  4. Step 4: Simplify right side
    17,583.48x = 220,162,401.41
  5. Step 5: Solve for x
    x = 220,162,401.41/17,583.48
  6. Step 6: Final answer
    x = 12,520.98

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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.