Home / 27,625.26-38,123.55-17,021.82

Finding the Fourth Proportional to 27,625.26, 38,123.55 and 17,021.82

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Solution

The fourth proportional to 27,625.26, 38,123.55 and 17,021.82 is: 23,490.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,625.26 : 38,123.55 = 17,021.82 : x
  2. Step 2: Convert to fraction form
    27,625.26/38,123.55 = 17,021.82/x
  3. Step 3: Cross multiply
    27,625.26x = 38,123.55 × 17,021.82
  4. Step 4: Simplify right side
    27,625.26x = 648,932,205.86
  5. Step 5: Solve for x
    x = 648,932,205.86/27,625.26
  6. Step 6: Final answer
    x = 23,490.54

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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.