Home / 31,833.09-43,884.05-22,372.29

Finding the Fourth Proportional to 31,833.09, 43,884.05 and 22,372.29

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Solution

The fourth proportional to 31,833.09, 43,884.05 and 22,372.29 is: 30,841.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,833.09 : 43,884.05 = 22,372.29 : x
  2. Step 2: Convert to fraction form
    31,833.09/43,884.05 = 22,372.29/x
  3. Step 3: Cross multiply
    31,833.09x = 43,884.05 × 22,372.29
  4. Step 4: Simplify right side
    31,833.09x = 981,786,581.11
  5. Step 5: Solve for x
    x = 981,786,581.11/31,833.09
  6. Step 6: Final answer
    x = 30,841.70

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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.