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Finding the Fourth Proportional to 17,593.66, 26,380.50 and 15,518.44

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Solution

The fourth proportional to 17,593.66, 26,380.50 and 15,518.44 is: 23,268.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,593.66 : 26,380.50 = 15,518.44 : x
  2. Step 2: Convert to fraction form
    17,593.66/26,380.50 = 15,518.44/x
  3. Step 3: Cross multiply
    17,593.66x = 26,380.50 × 15,518.44
  4. Step 4: Simplify right side
    17,593.66x = 409,384,206.42
  5. Step 5: Solve for x
    x = 409,384,206.42/17,593.66
  6. Step 6: Final answer
    x = 23,268.85

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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.