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Finding the Fourth Proportional to 17,673.77, 24,380.01 and 11,201.55

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Solution

The fourth proportional to 17,673.77, 24,380.01 and 11,201.55 is: 15,451.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,673.77 : 24,380.01 = 11,201.55 : x
  2. Step 2: Convert to fraction form
    17,673.77/24,380.01 = 11,201.55/x
  3. Step 3: Cross multiply
    17,673.77x = 24,380.01 × 11,201.55
  4. Step 4: Simplify right side
    17,673.77x = 273,093,901.02
  5. Step 5: Solve for x
    x = 273,093,901.02/17,673.77
  6. Step 6: Final answer
    x = 15,451.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.