Home / 18,613.22-27,921.65-5,467.52

Finding the Fourth Proportional to 18,613.22, 27,921.65 and 5,467.52

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Solution

The fourth proportional to 18,613.22, 27,921.65 and 5,467.52 is: 8,201.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,613.22 : 27,921.65 = 5,467.52 : x
  2. Step 2: Convert to fraction form
    18,613.22/27,921.65 = 5,467.52/x
  3. Step 3: Cross multiply
    18,613.22x = 27,921.65 × 5,467.52
  4. Step 4: Simplify right side
    18,613.22x = 152,662,222.27
  5. Step 5: Solve for x
    x = 152,662,222.27/18,613.22
  6. Step 6: Final answer
    x = 8,201.82

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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.