Home / 43,791.55-65,687.28-14,209.38

Finding the Fourth Proportional to 43,791.55, 65,687.28 and 14,209.38

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Solution

The fourth proportional to 43,791.55, 65,687.28 and 14,209.38 is: 21,314.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,791.55 : 65,687.28 = 14,209.38 : x
  2. Step 2: Convert to fraction form
    43,791.55/65,687.28 = 14,209.38/x
  3. Step 3: Cross multiply
    43,791.55x = 65,687.28 × 14,209.38
  4. Step 4: Simplify right side
    43,791.55x = 933,375,686.90
  5. Step 5: Solve for x
    x = 933,375,686.90/43,791.55
  6. Step 6: Final answer
    x = 21,314.06

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1.5x scale

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.