Home / 29,921.73-41,318.69-28,503.83

Finding the Fourth Proportional to 29,921.73, 41,318.69 and 28,503.83

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Solution

The fourth proportional to 29,921.73, 41,318.69 and 28,503.83 is: 39,360.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,921.73 : 41,318.69 = 28,503.83 : x
  2. Step 2: Convert to fraction form
    29,921.73/41,318.69 = 28,503.83/x
  3. Step 3: Cross multiply
    29,921.73x = 41,318.69 × 28,503.83
  4. Step 4: Simplify right side
    29,921.73x = 1,177,740,708.99
  5. Step 5: Solve for x
    x = 1,177,740,708.99/29,921.73
  6. Step 6: Final answer
    x = 39,360.72

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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.