Home / 35,761.05-49,350.29-19,845.49

Finding the Fourth Proportional to 35,761.05, 49,350.29 and 19,845.49

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Solution

The fourth proportional to 35,761.05, 49,350.29 and 19,845.49 is: 27,386.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,761.05 : 49,350.29 = 19,845.49 : x
  2. Step 2: Convert to fraction form
    35,761.05/49,350.29 = 19,845.49/x
  3. Step 3: Cross multiply
    35,761.05x = 49,350.29 × 19,845.49
  4. Step 4: Simplify right side
    35,761.05x = 979,380,686.69
  5. Step 5: Solve for x
    x = 979,380,686.69/35,761.05
  6. Step 6: Final answer
    x = 27,386.80

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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.