Home / 43,418.97-65,111.85-15,333.77

Finding the Fourth Proportional to 43,418.97, 65,111.85 and 15,333.77

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Solution

The fourth proportional to 43,418.97, 65,111.85 and 15,333.77 is: 22,994.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,418.97 : 65,111.85 = 15,333.77 : x
  2. Step 2: Convert to fraction form
    43,418.97/65,111.85 = 15,333.77/x
  3. Step 3: Cross multiply
    43,418.97x = 65,111.85 × 15,333.77
  4. Step 4: Simplify right side
    43,418.97x = 998,410,294.95
  5. Step 5: Solve for x
    x = 998,410,294.95/43,418.97
  6. Step 6: Final answer
    x = 22,994.79

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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.