Home / 27,976.14-38,608.29-16,040.61

Finding the Fourth Proportional to 27,976.14, 38,608.29 and 16,040.61

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Solution

The fourth proportional to 27,976.14, 38,608.29 and 16,040.61 is: 22,136.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,976.14 : 38,608.29 = 16,040.61 : x
  2. Step 2: Convert to fraction form
    27,976.14/38,608.29 = 16,040.61/x
  3. Step 3: Cross multiply
    27,976.14x = 38,608.29 × 16,040.61
  4. Step 4: Simplify right side
    27,976.14x = 619,300,522.66
  5. Step 5: Solve for x
    x = 619,300,522.66/27,976.14
  6. Step 6: Final answer
    x = 22,136.74

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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.