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Finding the Fourth Proportional to 17,618.55, 26,410.87 and 6,522.22

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Solution

The fourth proportional to 17,618.55, 26,410.87 and 6,522.22 is: 9,777.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618.55 : 26,410.87 = 6,522.22 : x
  2. Step 2: Convert to fraction form
    17,618.55/26,410.87 = 6,522.22/x
  3. Step 3: Cross multiply
    17,618.55x = 26,410.87 × 6,522.22
  4. Step 4: Simplify right side
    17,618.55x = 172,257,504.53
  5. Step 5: Solve for x
    x = 172,257,504.53/17,618.55
  6. Step 6: Final answer
    x = 9,777.05

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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.