Home / 39,410.70-54,326.43-28,046.22

Finding the Fourth Proportional to 39,410.70, 54,326.43 and 28,046.22

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Solution

The fourth proportional to 39,410.70, 54,326.43 and 28,046.22 is: 38,660.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,410.70 : 54,326.43 = 28,046.22 : x
  2. Step 2: Convert to fraction form
    39,410.70/54,326.43 = 28,046.22/x
  3. Step 3: Cross multiply
    39,410.70x = 54,326.43 × 28,046.22
  4. Step 4: Simplify right side
    39,410.70x = 1,523,651,007.59
  5. Step 5: Solve for x
    x = 1,523,651,007.59/39,410.70
  6. Step 6: Final answer
    x = 38,660.85

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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.