Home / 27,965.20-41,887.62-13,151.92

Finding the Fourth Proportional to 27,965.20, 41,887.62 and 13,151.92

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Solution

The fourth proportional to 27,965.20, 41,887.62 and 13,151.92 is: 19,699.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,965.20 : 41,887.62 = 13,151.92 : x
  2. Step 2: Convert to fraction form
    27,965.20/41,887.62 = 13,151.92/x
  3. Step 3: Cross multiply
    27,965.20x = 41,887.62 × 13,151.92
  4. Step 4: Simplify right side
    27,965.20x = 550,902,627.23
  5. Step 5: Solve for x
    x = 550,902,627.23/27,965.20
  6. Step 6: Final answer
    x = 19,699.58

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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.