Home / 43,408.17-65,132.52-15,349.48

Finding the Fourth Proportional to 43,408.17, 65,132.52 and 15,349.48

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Solution

The fourth proportional to 43,408.17, 65,132.52 and 15,349.48 is: 23,031.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,408.17 : 65,132.52 = 15,349.48 : x
  2. Step 2: Convert to fraction form
    43,408.17/65,132.52 = 15,349.48/x
  3. Step 3: Cross multiply
    43,408.17x = 65,132.52 × 15,349.48
  4. Step 4: Simplify right side
    43,408.17x = 999,750,313.09
  5. Step 5: Solve for x
    x = 999,750,313.09/43,408.17
  6. Step 6: Final answer
    x = 23,031.38

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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.