Home / 43,408.43-65,132.90-15,349.73

Finding the Fourth Proportional to 43,408.43, 65,132.90 and 15,349.73

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Solution

The fourth proportional to 43,408.43, 65,132.90 and 15,349.73 is: 23,031.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,408.43 : 65,132.90 = 15,349.73 : x
  2. Step 2: Convert to fraction form
    43,408.43/65,132.90 = 15,349.73/x
  3. Step 3: Cross multiply
    43,408.43x = 65,132.90 × 15,349.73
  4. Step 4: Simplify right side
    43,408.43x = 999,772,352.37
  5. Step 5: Solve for x
    x = 999,772,352.37/43,408.43
  6. Step 6: Final answer
    x = 23,031.76

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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.