Home / 29,181.36-43,786.32-18,085.08

Finding the Fourth Proportional to 29,181.36, 43,786.32 and 18,085.08

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Solution

The fourth proportional to 29,181.36, 43,786.32 and 18,085.08 is: 27,136.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,181.36 : 43,786.32 = 18,085.08 : x
  2. Step 2: Convert to fraction form
    29,181.36/43,786.32 = 18,085.08/x
  3. Step 3: Cross multiply
    29,181.36x = 43,786.32 × 18,085.08
  4. Step 4: Simplify right side
    29,181.36x = 791,879,100.11
  5. Step 5: Solve for x
    x = 791,879,100.11/29,181.36
  6. Step 6: Final answer
    x = 27,136.47

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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.