Home / 35,954.72-49,617.60-20,042.36

Finding the Fourth Proportional to 35,954.72, 49,617.60 and 20,042.36

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Solution

The fourth proportional to 35,954.72, 49,617.60 and 20,042.36 is: 27,658.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,954.72 : 49,617.60 = 20,042.36 : x
  2. Step 2: Convert to fraction form
    35,954.72/49,617.60 = 20,042.36/x
  3. Step 3: Cross multiply
    35,954.72x = 49,617.60 × 20,042.36
  4. Step 4: Simplify right side
    35,954.72x = 994,453,801.54
  5. Step 5: Solve for x
    x = 994,453,801.54/35,954.72
  6. Step 6: Final answer
    x = 27,658.50

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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.