Home / 27,906.26-38,507.40-15,968.88

Finding the Fourth Proportional to 27,906.26, 38,507.40 and 15,968.88

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Solution

The fourth proportional to 27,906.26, 38,507.40 and 15,968.88 is: 22,035.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,906.26 : 38,507.40 = 15,968.88 : x
  2. Step 2: Convert to fraction form
    27,906.26/38,507.40 = 15,968.88/x
  3. Step 3: Cross multiply
    27,906.26x = 38,507.40 × 15,968.88
  4. Step 4: Simplify right side
    27,906.26x = 614,920,049.71
  5. Step 5: Solve for x
    x = 614,920,049.71/27,906.26
  6. Step 6: Final answer
    x = 22,035.21

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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.