Home / 29,972.28-41,371.24-18,635.06

Finding the Fourth Proportional to 29,972.28, 41,371.24 and 18,635.06

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Solution

The fourth proportional to 29,972.28, 41,371.24 and 18,635.06 is: 25,722.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,972.28 : 41,371.24 = 18,635.06 : x
  2. Step 2: Convert to fraction form
    29,972.28/41,371.24 = 18,635.06/x
  3. Step 3: Cross multiply
    29,972.28x = 41,371.24 × 18,635.06
  4. Step 4: Simplify right side
    29,972.28x = 770,955,539.67
  5. Step 5: Solve for x
    x = 770,955,539.67/29,972.28
  6. Step 6: Final answer
    x = 25,722.29

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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.