Home / 48,828.22-67,383.26-28,422.43

Finding the Fourth Proportional to 48,828.22, 67,383.26 and 28,422.43

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Solution

The fourth proportional to 48,828.22, 67,383.26 and 28,422.43 is: 39,223.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,828.22 : 67,383.26 = 28,422.43 : x
  2. Step 2: Convert to fraction form
    48,828.22/67,383.26 = 28,422.43/x
  3. Step 3: Cross multiply
    48,828.22x = 67,383.26 × 28,422.43
  4. Step 4: Simplify right side
    48,828.22x = 1,915,195,786.54
  5. Step 5: Solve for x
    x = 1,915,195,786.54/48,828.22
  6. Step 6: Final answer
    x = 39,223.14

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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.