Home / 27,739.35-38,308.26-17,672.33

Finding the Fourth Proportional to 27,739.35, 38,308.26 and 17,672.33

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Solution

The fourth proportional to 27,739.35, 38,308.26 and 17,672.33 is: 24,405.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,739.35 : 38,308.26 = 17,672.33 : x
  2. Step 2: Convert to fraction form
    27,739.35/38,308.26 = 17,672.33/x
  3. Step 3: Cross multiply
    27,739.35x = 38,308.26 × 17,672.33
  4. Step 4: Simplify right side
    27,739.35x = 676,996,020.90
  5. Step 5: Solve for x
    x = 676,996,020.90/27,739.35
  6. Step 6: Final answer
    x = 24,405.62

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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.