Home / 14,727.75-20,324.39-8,013.43

Finding the Fourth Proportional to 14,727.75, 20,324.39 and 8,013.43

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Solution

The fourth proportional to 14,727.75, 20,324.39 and 8,013.43 is: 11,058.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,727.75 : 20,324.39 = 8,013.43 : x
  2. Step 2: Convert to fraction form
    14,727.75/20,324.39 = 8,013.43/x
  3. Step 3: Cross multiply
    14,727.75x = 20,324.39 × 8,013.43
  4. Step 4: Simplify right side
    14,727.75x = 162,867,934.87
  5. Step 5: Solve for x
    x = 162,867,934.87/14,727.75
  6. Step 6: Final answer
    x = 11,058.58

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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.