Home / 35,743.70-49,324.62-19,827.80

Finding the Fourth Proportional to 35,743.70, 49,324.62 and 19,827.80

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Solution

The fourth proportional to 35,743.70, 49,324.62 and 19,827.80 is: 27,361.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,743.70 : 49,324.62 = 19,827.80 : x
  2. Step 2: Convert to fraction form
    35,743.70/49,324.62 = 19,827.80/x
  3. Step 3: Cross multiply
    35,743.70x = 49,324.62 × 19,827.80
  4. Step 4: Simplify right side
    35,743.70x = 977,998,700.44
  5. Step 5: Solve for x
    x = 977,998,700.44/35,743.70
  6. Step 6: Final answer
    x = 27,361.43

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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.