Home / 29,723.76-44,578.32-13,939.68

Finding the Fourth Proportional to 29,723.76, 44,578.32 and 13,939.68

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Solution

The fourth proportional to 29,723.76, 44,578.32 and 13,939.68 is: 20,906.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,723.76 : 44,578.32 = 13,939.68 : x
  2. Step 2: Convert to fraction form
    29,723.76/44,578.32 = 13,939.68/x
  3. Step 3: Cross multiply
    29,723.76x = 44,578.32 × 13,939.68
  4. Step 4: Simplify right side
    29,723.76x = 621,407,515.74
  5. Step 5: Solve for x
    x = 621,407,515.74/29,723.76
  6. Step 6: Final answer
    x = 20,906.09

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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.