Home / 23,690.34-35,553.87-8,912.70

Finding the Fourth Proportional to 23,690.34, 35,553.87 and 8,912.70

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Solution

The fourth proportional to 23,690.34, 35,553.87 and 8,912.70 is: 13,375.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,690.34 : 35,553.87 = 8,912.70 : x
  2. Step 2: Convert to fraction form
    23,690.34/35,553.87 = 8,912.70/x
  3. Step 3: Cross multiply
    23,690.34x = 35,553.87 × 8,912.70
  4. Step 4: Simplify right side
    23,690.34x = 316,880,977.15
  5. Step 5: Solve for x
    x = 316,880,977.15/23,690.34
  6. Step 6: Final answer
    x = 13,375.96

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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.