Home / 27,918.33-38,514.18-16,588.17

Finding the Fourth Proportional to 27,918.33, 38,514.18 and 16,588.17

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Solution

The fourth proportional to 27,918.33, 38,514.18 and 16,588.17 is: 22,883.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,918.33 : 38,514.18 = 16,588.17 : x
  2. Step 2: Convert to fraction form
    27,918.33/38,514.18 = 16,588.17/x
  3. Step 3: Cross multiply
    27,918.33x = 38,514.18 × 16,588.17
  4. Step 4: Simplify right side
    27,918.33x = 638,879,765.25
  5. Step 5: Solve for x
    x = 638,879,765.25/27,918.33
  6. Step 6: Final answer
    x = 22,883.88

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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.