Home / 14,915.26-20,583.39-8,201.33

Finding the Fourth Proportional to 14,915.26, 20,583.39 and 8,201.33

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Solution

The fourth proportional to 14,915.26, 20,583.39 and 8,201.33 is: 11,318.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,915.26 : 20,583.39 = 8,201.33 : x
  2. Step 2: Convert to fraction form
    14,915.26/20,583.39 = 8,201.33/x
  3. Step 3: Cross multiply
    14,915.26x = 20,583.39 × 8,201.33
  4. Step 4: Simplify right side
    14,915.26x = 168,811,097.98
  5. Step 5: Solve for x
    x = 168,811,097.98/14,915.26
  6. Step 6: Final answer
    x = 11,318.01

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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.