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Finding the Fourth Proportional to 17,603.29, 26,404.95 and 4,276.29

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Solution

The fourth proportional to 17,603.29, 26,404.95 and 4,276.29 is: 6,414.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,603.29 : 26,404.95 = 4,276.29 : x
  2. Step 2: Convert to fraction form
    17,603.29/26,404.95 = 4,276.29/x
  3. Step 3: Cross multiply
    17,603.29x = 26,404.95 × 4,276.29
  4. Step 4: Simplify right side
    17,603.29x = 112,915,338.69
  5. Step 5: Solve for x
    x = 112,915,338.69/17,603.29
  6. Step 6: Final answer
    x = 6,414.44

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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.