Home / 39,197.26-54,093.23-21,293.29

Finding the Fourth Proportional to 39,197.26, 54,093.23 and 21,293.29

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Solution

The fourth proportional to 39,197.26, 54,093.23 and 21,293.29 is: 29,385.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,197.26 : 54,093.23 = 21,293.29 : x
  2. Step 2: Convert to fraction form
    39,197.26/54,093.23 = 21,293.29/x
  3. Step 3: Cross multiply
    39,197.26x = 54,093.23 × 21,293.29
  4. Step 4: Simplify right side
    39,197.26x = 1,151,822,833.43
  5. Step 5: Solve for x
    x = 1,151,822,833.43/39,197.26
  6. Step 6: Final answer
    x = 29,385.29

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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.