Home / 43,028.98-64,568.74-18,067.11

Finding the Fourth Proportional to 43,028.98, 64,568.74 and 18,067.11

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Solution

The fourth proportional to 43,028.98, 64,568.74 and 18,067.11 is: 27,111.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,028.98 : 64,568.74 = 18,067.11 : x
  2. Step 2: Convert to fraction form
    43,028.98/64,568.74 = 18,067.11/x
  3. Step 3: Cross multiply
    43,028.98x = 64,568.74 × 18,067.11
  4. Step 4: Simplify right side
    43,028.98x = 1,166,570,644.40
  5. Step 5: Solve for x
    x = 1,166,570,644.40/43,028.98
  6. Step 6: Final answer
    x = 27,111.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.