Home / 31,396.29-43,327.89-17,249.43

Finding the Fourth Proportional to 31,396.29, 43,327.89 and 17,249.43

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Solution

The fourth proportional to 31,396.29, 43,327.89 and 17,249.43 is: 23,804.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,396.29 : 43,327.89 = 17,249.43 : x
  2. Step 2: Convert to fraction form
    31,396.29/43,327.89 = 17,249.43/x
  3. Step 3: Cross multiply
    31,396.29x = 43,327.89 × 17,249.43
  4. Step 4: Simplify right side
    31,396.29x = 747,381,405.60
  5. Step 5: Solve for x
    x = 747,381,405.60/31,396.29
  6. Step 6: Final answer
    x = 23,804.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.