Home / 23,489.10-35,211.36-8,687.96

Finding the Fourth Proportional to 23,489.10, 35,211.36 and 8,687.96

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Solution

The fourth proportional to 23,489.10, 35,211.36 and 8,687.96 is: 13,023.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,489.10 : 35,211.36 = 8,687.96 : x
  2. Step 2: Convert to fraction form
    23,489.10/35,211.36 = 8,687.96/x
  3. Step 3: Cross multiply
    23,489.10x = 35,211.36 × 8,687.96
  4. Step 4: Simplify right side
    23,489.10x = 305,914,887.23
  5. Step 5: Solve for x
    x = 305,914,887.23/23,489.10
  6. Step 6: Final answer
    x = 13,023.70

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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.