Home / 43,265.97-64,907.64-18,305.91

Finding the Fourth Proportional to 43,265.97, 64,907.64 and 18,305.91

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Solution

The fourth proportional to 43,265.97, 64,907.64 and 18,305.91 is: 27,462.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,265.97 : 64,907.64 = 18,305.91 : x
  2. Step 2: Convert to fraction form
    43,265.97/64,907.64 = 18,305.91/x
  3. Step 3: Cross multiply
    43,265.97x = 64,907.64 × 18,305.91
  4. Step 4: Simplify right side
    43,265.97x = 1,188,193,416.15
  5. Step 5: Solve for x
    x = 1,188,193,416.15/43,265.97
  6. Step 6: Final answer
    x = 27,462.54

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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.