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Finding the Fourth Proportional to 23,487.77, 35,213.11 and 11,645.62

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Solution

The fourth proportional to 23,487.77, 35,213.11 and 11,645.62 is: 17,459.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,487.77 : 35,213.11 = 11,645.62 : x
  2. Step 2: Convert to fraction form
    23,487.77/35,213.11 = 11,645.62/x
  3. Step 3: Cross multiply
    23,487.77x = 35,213.11 × 11,645.62
  4. Step 4: Simplify right side
    23,487.77x = 410,078,380.93
  5. Step 5: Solve for x
    x = 410,078,380.93/23,487.77
  6. Step 6: Final answer
    x = 17,459.23

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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.