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Finding the Fourth Proportional to 17,835.88, 26,754.08 and 8,476.85

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Solution

The fourth proportional to 17,835.88, 26,754.08 and 8,476.85 is: 12,715.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,835.88 : 26,754.08 = 8,476.85 : x
  2. Step 2: Convert to fraction form
    17,835.88/26,754.08 = 8,476.85/x
  3. Step 3: Cross multiply
    17,835.88x = 26,754.08 × 8,476.85
  4. Step 4: Simplify right side
    17,835.88x = 226,790,436.21
  5. Step 5: Solve for x
    x = 226,790,436.21/17,835.88
  6. Step 6: Final answer
    x = 12,715.40

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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.