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Finding the Fourth Proportional to 23,505, 35,253.72 and 6,861.12

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Solution

The fourth proportional to 23,505, 35,253.72 and 6,861.12 is: 10,290.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,505 : 35,253.72 = 6,861.12 : x
  2. Step 2: Convert to fraction form
    23,505/35,253.72 = 6,861.12/x
  3. Step 3: Cross multiply
    23,505x = 35,253.72 × 6,861.12
  4. Step 4: Simplify right side
    23,505x = 241,880,003.37
  5. Step 5: Solve for x
    x = 241,880,003.37/23,505
  6. Step 6: Final answer
    x = 10,290.58

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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.