Home / 43,756.54-65,634.42-13,773.04

Finding the Fourth Proportional to 43,756.54, 65,634.42 and 13,773.04

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Solution

The fourth proportional to 43,756.54, 65,634.42 and 13,773.04 is: 20,659.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,756.54 : 65,634.42 = 13,773.04 : x
  2. Step 2: Convert to fraction form
    43,756.54/65,634.42 = 13,773.04/x
  3. Step 3: Cross multiply
    43,756.54x = 65,634.42 × 13,773.04
  4. Step 4: Simplify right side
    43,756.54x = 903,985,492.04
  5. Step 5: Solve for x
    x = 903,985,492.04/43,756.54
  6. Step 6: Final answer
    x = 20,659.44

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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.