Home / 33,479.91-46,201.64-18,372.51

Finding the Fourth Proportional to 33,479.91, 46,201.64 and 18,372.51

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Solution

The fourth proportional to 33,479.91, 46,201.64 and 18,372.51 is: 25,353.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,479.91 : 46,201.64 = 18,372.51 : x
  2. Step 2: Convert to fraction form
    33,479.91/46,201.64 = 18,372.51/x
  3. Step 3: Cross multiply
    33,479.91x = 46,201.64 × 18,372.51
  4. Step 4: Simplify right side
    33,479.91x = 848,840,001.05
  5. Step 5: Solve for x
    x = 848,840,001.05/33,479.91
  6. Step 6: Final answer
    x = 25,353.71

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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.