Home / 27,727.68-41,552.22-21,458.52

Finding the Fourth Proportional to 27,727.68, 41,552.22 and 21,458.52

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Solution

The fourth proportional to 27,727.68, 41,552.22 and 21,458.52 is: 32,157.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,727.68 : 41,552.22 = 21,458.52 : x
  2. Step 2: Convert to fraction form
    27,727.68/41,552.22 = 21,458.52/x
  3. Step 3: Cross multiply
    27,727.68x = 41,552.22 × 21,458.52
  4. Step 4: Simplify right side
    27,727.68x = 891,649,143.91
  5. Step 5: Solve for x
    x = 891,649,143.91/27,727.68
  6. Step 6: Final answer
    x = 32,157.37

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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.