Home / 27,991.04-41,989.72-9,273.52

Finding the Fourth Proportional to 27,991.04, 41,989.72 and 9,273.52

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Solution

The fourth proportional to 27,991.04, 41,989.72 and 9,273.52 is: 13,911.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,991.04 : 41,989.72 = 9,273.52 : x
  2. Step 2: Convert to fraction form
    27,991.04/41,989.72 = 9,273.52/x
  3. Step 3: Cross multiply
    27,991.04x = 41,989.72 × 9,273.52
  4. Step 4: Simplify right side
    27,991.04x = 389,392,508.21
  5. Step 5: Solve for x
    x = 389,392,508.21/27,991.04
  6. Step 6: Final answer
    x = 13,911.33

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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.