Home / 14,814.24-20,443.51-8,099.80

Finding the Fourth Proportional to 14,814.24, 20,443.51 and 8,099.80

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Solution

The fourth proportional to 14,814.24, 20,443.51 and 8,099.80 is: 11,177.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,814.24 : 20,443.51 = 8,099.80 : x
  2. Step 2: Convert to fraction form
    14,814.24/20,443.51 = 8,099.80/x
  3. Step 3: Cross multiply
    14,814.24x = 20,443.51 × 8,099.80
  4. Step 4: Simplify right side
    14,814.24x = 165,588,324.09
  5. Step 5: Solve for x
    x = 165,588,324.09/14,814.24
  6. Step 6: Final answer
    x = 11,177.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.