Home / 27,216.68-37,552.45-15,879.71

Finding the Fourth Proportional to 27,216.68, 37,552.45 and 15,879.71

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Solution

The fourth proportional to 27,216.68, 37,552.45 and 15,879.71 is: 21,910.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,216.68 : 37,552.45 = 15,879.71 : x
  2. Step 2: Convert to fraction form
    27,216.68/37,552.45 = 15,879.71/x
  3. Step 3: Cross multiply
    27,216.68x = 37,552.45 × 15,879.71
  4. Step 4: Simplify right side
    27,216.68x = 596,322,015.79
  5. Step 5: Solve for x
    x = 596,322,015.79/27,216.68
  6. Step 6: Final answer
    x = 21,910.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.