Home / 39,934.43-55,107.29-22,025.87

Finding the Fourth Proportional to 39,934.43, 55,107.29 and 22,025.87

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Solution

The fourth proportional to 39,934.43, 55,107.29 and 22,025.87 is: 30,394.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,934.43 : 55,107.29 = 22,025.87 : x
  2. Step 2: Convert to fraction form
    39,934.43/55,107.29 = 22,025.87/x
  3. Step 3: Cross multiply
    39,934.43x = 55,107.29 × 22,025.87
  4. Step 4: Simplify right side
    39,934.43x = 1,213,785,895.46
  5. Step 5: Solve for x
    x = 1,213,785,895.46/39,934.43
  6. Step 6: Final answer
    x = 30,394.47

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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.