Home / 29,782.08-41,086.17-18,448.56

Finding the Fourth Proportional to 29,782.08, 41,086.17 and 18,448.56

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Solution

The fourth proportional to 29,782.08, 41,086.17 and 18,448.56 is: 25,450.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,782.08 : 41,086.17 = 18,448.56 : x
  2. Step 2: Convert to fraction form
    29,782.08/41,086.17 = 18,448.56/x
  3. Step 3: Cross multiply
    29,782.08x = 41,086.17 × 18,448.56
  4. Step 4: Simplify right side
    29,782.08x = 757,980,672.42
  5. Step 5: Solve for x
    x = 757,980,672.42/29,782.08
  6. Step 6: Final answer
    x = 25,450.90

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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.