Home / 43,684.12-65,507.94-21,507.96

Finding the Fourth Proportional to 43,684.12, 65,507.94 and 21,507.96

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Solution

The fourth proportional to 43,684.12, 65,507.94 and 21,507.96 is: 32,252.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,684.12 : 65,507.94 = 21,507.96 : x
  2. Step 2: Convert to fraction form
    43,684.12/65,507.94 = 21,507.96/x
  3. Step 3: Cross multiply
    43,684.12x = 65,507.94 × 21,507.96
  4. Step 4: Simplify right side
    43,684.12x = 1,408,942,153.20
  5. Step 5: Solve for x
    x = 1,408,942,153.20/43,684.12
  6. Step 6: Final answer
    x = 32,252.96

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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.