Home / 14,249.96-21,377.28-4,389.02

Finding the Fourth Proportional to 14,249.96, 21,377.28 and 4,389.02

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Solution

The fourth proportional to 14,249.96, 21,377.28 and 4,389.02 is: 6,584.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249.96 : 21,377.28 = 4,389.02 : x
  2. Step 2: Convert to fraction form
    14,249.96/21,377.28 = 4,389.02/x
  3. Step 3: Cross multiply
    14,249.96x = 21,377.28 × 4,389.02
  4. Step 4: Simplify right side
    14,249.96x = 93,825,309.47
  5. Step 5: Solve for x
    x = 93,825,309.47/14,249.96
  6. Step 6: Final answer
    x = 6,584.25

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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.