Home / 43,862.22-65,774.18-15,781.14

Finding the Fourth Proportional to 43,862.22, 65,774.18 and 15,781.14

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Solution

The fourth proportional to 43,862.22, 65,774.18 and 15,781.14 is: 23,664.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,862.22 : 65,774.18 = 15,781.14 : x
  2. Step 2: Convert to fraction form
    43,862.22/65,774.18 = 15,781.14/x
  3. Step 3: Cross multiply
    43,862.22x = 65,774.18 × 15,781.14
  4. Step 4: Simplify right side
    43,862.22x = 1,037,991,542.97
  5. Step 5: Solve for x
    x = 1,037,991,542.97/43,862.22
  6. Step 6: Final answer
    x = 23,664.82

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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.