Home / 35,761.14-49,350.60-19,845.72

Finding the Fourth Proportional to 35,761.14, 49,350.60 and 19,845.72

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Solution

The fourth proportional to 35,761.14, 49,350.60 and 19,845.72 is: 27,387.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,761.14 : 49,350.60 = 19,845.72 : x
  2. Step 2: Convert to fraction form
    35,761.14/49,350.60 = 19,845.72/x
  3. Step 3: Cross multiply
    35,761.14x = 49,350.60 × 19,845.72
  4. Step 4: Simplify right side
    35,761.14x = 979,398,189.43
  5. Step 5: Solve for x
    x = 979,398,189.43/35,761.14
  6. Step 6: Final answer
    x = 27,387.22

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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.