Home / 14,429.20-21,647.14-4,568.48

Finding the Fourth Proportional to 14,429.20, 21,647.14 and 4,568.48

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Solution

The fourth proportional to 14,429.20, 21,647.14 and 4,568.48 is: 6,853.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,429.20 : 21,647.14 = 4,568.48 : x
  2. Step 2: Convert to fraction form
    14,429.20/21,647.14 = 4,568.48/x
  3. Step 3: Cross multiply
    14,429.20x = 21,647.14 × 4,568.48
  4. Step 4: Simplify right side
    14,429.20x = 98,894,530.33
  5. Step 5: Solve for x
    x = 98,894,530.33/14,429.20
  6. Step 6: Final answer
    x = 6,853.78

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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.