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Finding the Fourth Proportional to 17,902.66, 26,813.10 and 8,549.26

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Solution

The fourth proportional to 17,902.66, 26,813.10 and 8,549.26 is: 12,804.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,902.66 : 26,813.10 = 8,549.26 : x
  2. Step 2: Convert to fraction form
    17,902.66/26,813.10 = 8,549.26/x
  3. Step 3: Cross multiply
    17,902.66x = 26,813.10 × 8,549.26
  4. Step 4: Simplify right side
    17,902.66x = 229,232,163.31
  5. Step 5: Solve for x
    x = 229,232,163.31/17,902.66
  6. Step 6: Final answer
    x = 12,804.36

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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.