Home / 43,364.46-65,028.30-13,774.38

Finding the Fourth Proportional to 43,364.46, 65,028.30 and 13,774.38

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Solution

The fourth proportional to 43,364.46, 65,028.30 and 13,774.38 is: 20,655.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,364.46 : 65,028.30 = 13,774.38 : x
  2. Step 2: Convert to fraction form
    43,364.46/65,028.30 = 13,774.38/x
  3. Step 3: Cross multiply
    43,364.46x = 65,028.30 × 13,774.38
  4. Step 4: Simplify right side
    43,364.46x = 895,724,514.95
  5. Step 5: Solve for x
    x = 895,724,514.95/43,364.46
  6. Step 6: Final answer
    x = 20,655.73

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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.