Home / 15,020.57-22,542.41-14,249.72

Finding the Fourth Proportional to 15,020.57, 22,542.41 and 14,249.72

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Solution

The fourth proportional to 15,020.57, 22,542.41 and 14,249.72 is: 21,385.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,020.57 : 22,542.41 = 14,249.72 : x
  2. Step 2: Convert to fraction form
    15,020.57/22,542.41 = 14,249.72/x
  3. Step 3: Cross multiply
    15,020.57x = 22,542.41 × 14,249.72
  4. Step 4: Simplify right side
    15,020.57x = 321,222,953.54
  5. Step 5: Solve for x
    x = 321,222,953.54/15,020.57
  6. Step 6: Final answer
    x = 21,385.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.