Home / 38,228-57,327.28-14,851.36

Finding the Fourth Proportional to 38,228, 57,327.28 and 14,851.36

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Solution

The fourth proportional to 38,228, 57,327.28 and 14,851.36 is: 22,271.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,228 : 57,327.28 = 14,851.36 : x
  2. Step 2: Convert to fraction form
    38,228/57,327.28 = 14,851.36/x
  3. Step 3: Cross multiply
    38,228x = 57,327.28 × 14,851.36
  4. Step 4: Simplify right side
    38,228x = 851,388,073.10
  5. Step 5: Solve for x
    x = 851,388,073.10/38,228
  6. Step 6: Final answer
    x = 22,271.32

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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.