Home / 14,249.54-21,374.28-3,719.52

Finding the Fourth Proportional to 14,249.54, 21,374.28 and 3,719.52

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Solution

The fourth proportional to 14,249.54, 21,374.28 and 3,719.52 is: 5,579.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249.54 : 21,374.28 = 3,719.52 : x
  2. Step 2: Convert to fraction form
    14,249.54/21,374.28 = 3,719.52/x
  3. Step 3: Cross multiply
    14,249.54x = 21,374.28 × 3,719.52
  4. Step 4: Simplify right side
    14,249.54x = 79,502,061.95
  5. Step 5: Solve for x
    x = 79,502,061.95/14,249.54
  6. Step 6: Final answer
    x = 5,579.27

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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.