Home / 27,447.66-37,877.55-15,514.86

Finding the Fourth Proportional to 27,447.66, 37,877.55 and 15,514.86

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Solution

The fourth proportional to 27,447.66, 37,877.55 and 15,514.86 is: 21,410.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,447.66 : 37,877.55 = 15,514.86 : x
  2. Step 2: Convert to fraction form
    27,447.66/37,877.55 = 15,514.86/x
  3. Step 3: Cross multiply
    27,447.66x = 37,877.55 × 15,514.86
  4. Step 4: Simplify right side
    27,447.66x = 587,664,885.39
  5. Step 5: Solve for x
    x = 587,664,885.39/27,447.66
  6. Step 6: Final answer
    x = 21,410.38

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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.