Home / 14,044.25-21,061.21-5,719.75

Finding the Fourth Proportional to 14,044.25, 21,061.21 and 5,719.75

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Solution

The fourth proportional to 14,044.25, 21,061.21 and 5,719.75 is: 8,577.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.25 : 21,061.21 = 5,719.75 : x
  2. Step 2: Convert to fraction form
    14,044.25/21,061.21 = 5,719.75/x
  3. Step 3: Cross multiply
    14,044.25x = 21,061.21 × 5,719.75
  4. Step 4: Simplify right side
    14,044.25x = 120,464,855.90
  5. Step 5: Solve for x
    x = 120,464,855.90/14,044.25
  6. Step 6: Final answer
    x = 8,577.52

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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.