Home / 28,600.25-39,470.78-16,027.43

Finding the Fourth Proportional to 28,600.25, 39,470.78 and 16,027.43

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Solution

The fourth proportional to 28,600.25, 39,470.78 and 16,027.43 is: 22,119.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,600.25 : 39,470.78 = 16,027.43 : x
  2. Step 2: Convert to fraction form
    28,600.25/39,470.78 = 16,027.43/x
  3. Step 3: Cross multiply
    28,600.25x = 39,470.78 × 16,027.43
  4. Step 4: Simplify right side
    28,600.25x = 632,615,083.36
  5. Step 5: Solve for x
    x = 632,615,083.36/28,600.25
  6. Step 6: Final answer
    x = 22,119.22

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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.