Home / 27,991.90-41,901.45-16,270.30

Finding the Fourth Proportional to 27,991.90, 41,901.45 and 16,270.30

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Solution

The fourth proportional to 27,991.90, 41,901.45 and 16,270.30 is: 24,355.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,991.90 : 41,901.45 = 16,270.30 : x
  2. Step 2: Convert to fraction form
    27,991.90/41,901.45 = 16,270.30/x
  3. Step 3: Cross multiply
    27,991.90x = 41,901.45 × 16,270.30
  4. Step 4: Simplify right side
    27,991.90x = 681,749,161.94
  5. Step 5: Solve for x
    x = 681,749,161.94/27,991.90
  6. Step 6: Final answer
    x = 24,355.23

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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.