Home / 27,668.48-38,218.52-22,383.23

Finding the Fourth Proportional to 27,668.48, 38,218.52 and 22,383.23

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Solution

The fourth proportional to 27,668.48, 38,218.52 and 22,383.23 is: 30,917.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,668.48 : 38,218.52 = 22,383.23 : x
  2. Step 2: Convert to fraction form
    27,668.48/38,218.52 = 22,383.23/x
  3. Step 3: Cross multiply
    27,668.48x = 38,218.52 × 22,383.23
  4. Step 4: Simplify right side
    27,668.48x = 855,453,811.50
  5. Step 5: Solve for x
    x = 855,453,811.50/27,668.48
  6. Step 6: Final answer
    x = 30,917.99

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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.