Home / 19,974.48-29,935.62-10,108.41

Finding the Fourth Proportional to 19,974.48, 29,935.62 and 10,108.41

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Solution

The fourth proportional to 19,974.48, 29,935.62 and 10,108.41 is: 15,149.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,974.48 : 29,935.62 = 10,108.41 : x
  2. Step 2: Convert to fraction form
    19,974.48/29,935.62 = 10,108.41/x
  3. Step 3: Cross multiply
    19,974.48x = 29,935.62 × 10,108.41
  4. Step 4: Simplify right side
    19,974.48x = 302,601,520.56
  5. Step 5: Solve for x
    x = 302,601,520.56/19,974.48
  6. Step 6: Final answer
    x = 15,149.41

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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.