Home / 29,143.86-43,736.85-11,603.58

Finding the Fourth Proportional to 29,143.86, 43,736.85 and 11,603.58

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Solution

The fourth proportional to 29,143.86, 43,736.85 and 11,603.58 is: 17,413.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,143.86 : 43,736.85 = 11,603.58 : x
  2. Step 2: Convert to fraction form
    29,143.86/43,736.85 = 11,603.58/x
  3. Step 3: Cross multiply
    29,143.86x = 43,736.85 × 11,603.58
  4. Step 4: Simplify right side
    29,143.86x = 507,504,037.92
  5. Step 5: Solve for x
    x = 507,504,037.92/29,143.86
  6. Step 6: Final answer
    x = 17,413.76

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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.