Home / 43,667.13-65,494.32-21,474.55

Finding the Fourth Proportional to 43,667.13, 65,494.32 and 21,474.55

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Solution

The fourth proportional to 43,667.13, 65,494.32 and 21,474.55 is: 32,208.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,667.13 : 65,494.32 = 21,474.55 : x
  2. Step 2: Convert to fraction form
    43,667.13/65,494.32 = 21,474.55/x
  3. Step 3: Cross multiply
    43,667.13x = 65,494.32 × 21,474.55
  4. Step 4: Simplify right side
    43,667.13x = 1,406,461,049.56
  5. Step 5: Solve for x
    x = 1,406,461,049.56/43,667.13
  6. Step 6: Final answer
    x = 32,208.69

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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.