Home / 43,893.20-65,805.24-20,496.08

Finding the Fourth Proportional to 43,893.20, 65,805.24 and 20,496.08

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Solution

The fourth proportional to 43,893.20, 65,805.24 and 20,496.08 is: 30,727.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,893.20 : 65,805.24 = 20,496.08 : x
  2. Step 2: Convert to fraction form
    43,893.20/65,805.24 = 20,496.08/x
  3. Step 3: Cross multiply
    43,893.20x = 65,805.24 × 20,496.08
  4. Step 4: Simplify right side
    43,893.20x = 1,348,749,463.46
  5. Step 5: Solve for x
    x = 1,348,749,463.46/43,893.20
  6. Step 6: Final answer
    x = 30,727.98

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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.