Home / 14,815.33-20,444.32-8,099.71

Finding the Fourth Proportional to 14,815.33, 20,444.32 and 8,099.71

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Solution

The fourth proportional to 14,815.33, 20,444.32 and 8,099.71 is: 11,177.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,815.33 : 20,444.32 = 8,099.71 : x
  2. Step 2: Convert to fraction form
    14,815.33/20,444.32 = 8,099.71/x
  3. Step 3: Cross multiply
    14,815.33x = 20,444.32 × 8,099.71
  4. Step 4: Simplify right side
    14,815.33x = 165,593,063.15
  5. Step 5: Solve for x
    x = 165,593,063.15/14,815.33
  6. Step 6: Final answer
    x = 11,177.14

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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.