Home / 29,162.40-43,747.92-11,389.56

Finding the Fourth Proportional to 29,162.40, 43,747.92 and 11,389.56

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Solution

The fourth proportional to 29,162.40, 43,747.92 and 11,389.56 is: 17,086.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,162.40 : 43,747.92 = 11,389.56 : x
  2. Step 2: Convert to fraction form
    29,162.40/43,747.92 = 11,389.56/x
  3. Step 3: Cross multiply
    29,162.40x = 43,747.92 × 11,389.56
  4. Step 4: Simplify right side
    29,162.40x = 498,269,559.72
  5. Step 5: Solve for x
    x = 498,269,559.72/29,162.40
  6. Step 6: Final answer
    x = 17,086.03

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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.