Home / 47,863.09-71,794.64-21,537.08

Finding the Fourth Proportional to 47,863.09, 71,794.64 and 21,537.08

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Solution

The fourth proportional to 47,863.09, 71,794.64 and 21,537.08 is: 32,305.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,863.09 : 71,794.64 = 21,537.08 : x
  2. Step 2: Convert to fraction form
    47,863.09/71,794.64 = 21,537.08/x
  3. Step 3: Cross multiply
    47,863.09x = 71,794.64 × 21,537.08
  4. Step 4: Simplify right side
    47,863.09x = 1,546,246,600.12
  5. Step 5: Solve for x
    x = 1,546,246,600.12/47,863.09
  6. Step 6: Final answer
    x = 32,305.62

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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.