Home / 43,732.19-65,585.07-12,134.60

Finding the Fourth Proportional to 43,732.19, 65,585.07 and 12,134.60

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Solution

The fourth proportional to 43,732.19, 65,585.07 and 12,134.60 is: 18,198.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,732.19 : 65,585.07 = 12,134.60 : x
  2. Step 2: Convert to fraction form
    43,732.19/65,585.07 = 12,134.60/x
  3. Step 3: Cross multiply
    43,732.19x = 65,585.07 × 12,134.60
  4. Step 4: Simplify right side
    43,732.19x = 795,848,590.42
  5. Step 5: Solve for x
    x = 795,848,590.42/43,732.19
  6. Step 6: Final answer
    x = 18,198.23

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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.