Home / 29,110.40-43,665.84-18,049.28

Finding the Fourth Proportional to 29,110.40, 43,665.84 and 18,049.28

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Solution

The fourth proportional to 29,110.40, 43,665.84 and 18,049.28 is: 27,074.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,110.40 : 43,665.84 = 18,049.28 : x
  2. Step 2: Convert to fraction form
    29,110.40/43,665.84 = 18,049.28/x
  3. Step 3: Cross multiply
    29,110.40x = 43,665.84 × 18,049.28
  4. Step 4: Simplify right side
    29,110.40x = 788,136,972.60
  5. Step 5: Solve for x
    x = 788,136,972.60/29,110.40
  6. Step 6: Final answer
    x = 27,074.07

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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.