Home / 39,150.97-58,677.22-28,079.28

Finding the Fourth Proportional to 39,150.97, 58,677.22 and 28,079.28

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Solution

The fourth proportional to 39,150.97, 58,677.22 and 28,079.28 is: 42,083.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,150.97 : 58,677.22 = 28,079.28 : x
  2. Step 2: Convert to fraction form
    39,150.97/58,677.22 = 28,079.28/x
  3. Step 3: Cross multiply
    39,150.97x = 58,677.22 × 28,079.28
  4. Step 4: Simplify right side
    39,150.97x = 1,647,614,090.00
  5. Step 5: Solve for x
    x = 1,647,614,090.00/39,150.97
  6. Step 6: Final answer
    x = 42,083.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.