Home / 27,866.25-41,805.86-20,061.09

Finding the Fourth Proportional to 27,866.25, 41,805.86 and 20,061.09

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Solution

The fourth proportional to 27,866.25, 41,805.86 and 20,061.09 is: 30,096.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,866.25 : 41,805.86 = 20,061.09 : x
  2. Step 2: Convert to fraction form
    27,866.25/41,805.86 = 20,061.09/x
  3. Step 3: Cross multiply
    27,866.25x = 41,805.86 × 20,061.09
  4. Step 4: Simplify right side
    27,866.25x = 838,671,019.68
  5. Step 5: Solve for x
    x = 838,671,019.68/27,866.25
  6. Step 6: Final answer
    x = 30,096.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.