Home / 32,181.54-48,279.66-11,405.04

Finding the Fourth Proportional to 32,181.54, 48,279.66 and 11,405.04

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Solution

The fourth proportional to 32,181.54, 48,279.66 and 11,405.04 is: 17,110.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,181.54 : 48,279.66 = 11,405.04 : x
  2. Step 2: Convert to fraction form
    32,181.54/48,279.66 = 11,405.04/x
  3. Step 3: Cross multiply
    32,181.54x = 48,279.66 × 11,405.04
  4. Step 4: Simplify right side
    32,181.54x = 550,631,453.49
  5. Step 5: Solve for x
    x = 550,631,453.49/32,181.54
  6. Step 6: Final answer
    x = 17,110.16

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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.