Home / 35,149.73-48,507.90-20,042.22

Finding the Fourth Proportional to 35,149.73, 48,507.90 and 20,042.22

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Solution

The fourth proportional to 35,149.73, 48,507.90 and 20,042.22 is: 27,658.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,149.73 : 48,507.90 = 20,042.22 : x
  2. Step 2: Convert to fraction form
    35,149.73/48,507.90 = 20,042.22/x
  3. Step 3: Cross multiply
    35,149.73x = 48,507.90 × 20,042.22
  4. Step 4: Simplify right side
    35,149.73x = 972,206,003.54
  5. Step 5: Solve for x
    x = 972,206,003.54/35,149.73
  6. Step 6: Final answer
    x = 27,658.99

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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.