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Finding the Fourth Proportional to 17,603.53, 24,292.86 and 9,645.73

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Solution

The fourth proportional to 17,603.53, 24,292.86 and 9,645.73 is: 13,311.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,603.53 : 24,292.86 = 9,645.73 : x
  2. Step 2: Convert to fraction form
    17,603.53/24,292.86 = 9,645.73/x
  3. Step 3: Cross multiply
    17,603.53x = 24,292.86 × 9,645.73
  4. Step 4: Simplify right side
    17,603.53x = 234,322,462.49
  5. Step 5: Solve for x
    x = 234,322,462.49/17,603.53
  6. Step 6: Final answer
    x = 13,311.11

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.