Home / 43,408.29-65,113.23-15,327.66

Finding the Fourth Proportional to 43,408.29, 65,113.23 and 15,327.66

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Solution

The fourth proportional to 43,408.29, 65,113.23 and 15,327.66 is: 22,991.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,408.29 : 65,113.23 = 15,327.66 : x
  2. Step 2: Convert to fraction form
    43,408.29/65,113.23 = 15,327.66/x
  3. Step 3: Cross multiply
    43,408.29x = 65,113.23 × 15,327.66
  4. Step 4: Simplify right side
    43,408.29x = 998,033,450.94
  5. Step 5: Solve for x
    x = 998,033,450.94/43,408.29
  6. Step 6: Final answer
    x = 22,991.77

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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.