Home / 14,513.97-20,032.26-8,227.56

Finding the Fourth Proportional to 14,513.97, 20,032.26 and 8,227.56

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Solution

The fourth proportional to 14,513.97, 20,032.26 and 8,227.56 is: 11,355.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,513.97 : 20,032.26 = 8,227.56 : x
  2. Step 2: Convert to fraction form
    14,513.97/20,032.26 = 8,227.56/x
  3. Step 3: Cross multiply
    14,513.97x = 20,032.26 × 8,227.56
  4. Step 4: Simplify right side
    14,513.97x = 164,816,621.09
  5. Step 5: Solve for x
    x = 164,816,621.09/14,513.97
  6. Step 6: Final answer
    x = 11,355.72

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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.