Home / 39,542.66-54,566.52-21,634.10

Finding the Fourth Proportional to 39,542.66, 54,566.52 and 21,634.10

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Solution

The fourth proportional to 39,542.66, 54,566.52 and 21,634.10 is: 29,853.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,542.66 : 54,566.52 = 21,634.10 : x
  2. Step 2: Convert to fraction form
    39,542.66/54,566.52 = 21,634.10/x
  3. Step 3: Cross multiply
    39,542.66x = 54,566.52 × 21,634.10
  4. Step 4: Simplify right side
    39,542.66x = 1,180,497,550.33
  5. Step 5: Solve for x
    x = 1,180,497,550.33/39,542.66
  6. Step 6: Final answer
    x = 29,853.77

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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.