Home / 43,679.12-65,500.44-21,502.94

Finding the Fourth Proportional to 43,679.12, 65,500.44 and 21,502.94

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Solution

The fourth proportional to 43,679.12, 65,500.44 and 21,502.94 is: 32,245.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,679.12 : 65,500.44 = 21,502.94 : x
  2. Step 2: Convert to fraction form
    43,679.12/65,500.44 = 21,502.94/x
  3. Step 3: Cross multiply
    43,679.12x = 65,500.44 × 21,502.94
  4. Step 4: Simplify right side
    43,679.12x = 1,408,452,031.29
  5. Step 5: Solve for x
    x = 1,408,452,031.29/43,679.12
  6. Step 6: Final answer
    x = 32,245.43

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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.