Home / 35,739.20-49,317.44-19,603.82

Finding the Fourth Proportional to 35,739.20, 49,317.44 and 19,603.82

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Solution

The fourth proportional to 35,739.20, 49,317.44 and 19,603.82 is: 27,051.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,739.20 : 49,317.44 = 19,603.82 : x
  2. Step 2: Convert to fraction form
    35,739.20/49,317.44 = 19,603.82/x
  3. Step 3: Cross multiply
    35,739.20x = 49,317.44 × 19,603.82
  4. Step 4: Simplify right side
    35,739.20x = 966,810,216.62
  5. Step 5: Solve for x
    x = 966,810,216.62/35,739.20
  6. Step 6: Final answer
    x = 27,051.81

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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.