Home / 14,044.19-21,069.11-5,279.18

Finding the Fourth Proportional to 14,044.19, 21,069.11 and 5,279.18

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Solution

The fourth proportional to 14,044.19, 21,069.11 and 5,279.18 is: 7,919.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.19 : 21,069.11 = 5,279.18 : x
  2. Step 2: Convert to fraction form
    14,044.19/21,069.11 = 5,279.18/x
  3. Step 3: Cross multiply
    14,044.19x = 21,069.11 × 5,279.18
  4. Step 4: Simplify right side
    14,044.19x = 111,227,531.98
  5. Step 5: Solve for x
    x = 111,227,531.98/14,044.19
  6. Step 6: Final answer
    x = 7,919.83

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1.5x scale

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.