Home / 27,305.26-37,677.20-15,367.89

Finding the Fourth Proportional to 27,305.26, 37,677.20 and 15,367.89

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Solution

The fourth proportional to 27,305.26, 37,677.20 and 15,367.89 is: 21,205.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,305.26 : 37,677.20 = 15,367.89 : x
  2. Step 2: Convert to fraction form
    27,305.26/37,677.20 = 15,367.89/x
  3. Step 3: Cross multiply
    27,305.26x = 37,677.20 × 15,367.89
  4. Step 4: Simplify right side
    27,305.26x = 579,018,799.88
  5. Step 5: Solve for x
    x = 579,018,799.88/27,305.26
  6. Step 6: Final answer
    x = 21,205.39

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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.