Home / 27,668.39-38,181.24-16,341.55

Finding the Fourth Proportional to 27,668.39, 38,181.24 and 16,341.55

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Solution

The fourth proportional to 27,668.39, 38,181.24 and 16,341.55 is: 22,550.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,668.39 : 38,181.24 = 16,341.55 : x
  2. Step 2: Convert to fraction form
    27,668.39/38,181.24 = 16,341.55/x
  3. Step 3: Cross multiply
    27,668.39x = 38,181.24 × 16,341.55
  4. Step 4: Simplify right side
    27,668.39x = 623,940,451.62
  5. Step 5: Solve for x
    x = 623,940,451.62/27,668.39
  6. Step 6: Final answer
    x = 22,550.66

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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.