Home / 24,479.44-33,781.66-13,869.79

Finding the Fourth Proportional to 24,479.44, 33,781.66 and 13,869.79

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Solution

The fourth proportional to 24,479.44, 33,781.66 and 13,869.79 is: 19,140.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,479.44 : 33,781.66 = 13,869.79 : x
  2. Step 2: Convert to fraction form
    24,479.44/33,781.66 = 13,869.79/x
  3. Step 3: Cross multiply
    24,479.44x = 33,781.66 × 13,869.79
  4. Step 4: Simplify right side
    24,479.44x = 468,544,410.92
  5. Step 5: Solve for x
    x = 468,544,410.92/24,479.44
  6. Step 6: Final answer
    x = 19,140.33

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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.