Home / 27,542.80-38,008.24-14,967.56

Finding the Fourth Proportional to 27,542.80, 38,008.24 and 14,967.56

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Solution

The fourth proportional to 27,542.80, 38,008.24 and 14,967.56 is: 20,654.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,542.80 : 38,008.24 = 14,967.56 : x
  2. Step 2: Convert to fraction form
    27,542.80/38,008.24 = 14,967.56/x
  3. Step 3: Cross multiply
    27,542.80x = 38,008.24 × 14,967.56
  4. Step 4: Simplify right side
    27,542.80x = 568,890,612.69
  5. Step 5: Solve for x
    x = 568,890,612.69/27,542.80
  6. Step 6: Final answer
    x = 20,654.79

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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.