Home / 27,514.98-37,971.12-14,939.76

Finding the Fourth Proportional to 27,514.98, 37,971.12 and 14,939.76

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Solution

The fourth proportional to 27,514.98, 37,971.12 and 14,939.76 is: 20,617.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,514.98 : 37,971.12 = 14,939.76 : x
  2. Step 2: Convert to fraction form
    27,514.98/37,971.12 = 14,939.76/x
  3. Step 3: Cross multiply
    27,514.98x = 37,971.12 × 14,939.76
  4. Step 4: Simplify right side
    27,514.98x = 567,279,419.73
  5. Step 5: Solve for x
    x = 567,279,419.73/27,514.98
  6. Step 6: Final answer
    x = 20,617.11

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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.