Home / 27,514.15-37,969.91-15,577.23

Finding the Fourth Proportional to 27,514.15, 37,969.91 and 15,577.23

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Solution

The fourth proportional to 27,514.15, 37,969.91 and 15,577.23 is: 21,496.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,514.15 : 37,969.91 = 15,577.23 : x
  2. Step 2: Convert to fraction form
    27,514.15/37,969.91 = 15,577.23/x
  3. Step 3: Cross multiply
    27,514.15x = 37,969.91 × 15,577.23
  4. Step 4: Simplify right side
    27,514.15x = 591,466,021.15
  5. Step 5: Solve for x
    x = 591,466,021.15/27,514.15
  6. Step 6: Final answer
    x = 21,496.79

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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.