Home / 47,992.22-71,999.68-21,696.92

Finding the Fourth Proportional to 47,992.22, 71,999.68 and 21,696.92

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Solution

The fourth proportional to 47,992.22, 71,999.68 and 21,696.92 is: 32,550.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,992.22 : 71,999.68 = 21,696.92 : x
  2. Step 2: Convert to fraction form
    47,992.22/71,999.68 = 21,696.92/x
  3. Step 3: Cross multiply
    47,992.22x = 71,999.68 × 21,696.92
  4. Step 4: Simplify right side
    47,992.22x = 1,562,171,296.99
  5. Step 5: Solve for x
    x = 1,562,171,296.99/47,992.22
  6. Step 6: Final answer
    x = 32,550.51

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1.5x scale

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.