Home / 16,073.87-22,180.70-8,999.33

Finding the Fourth Proportional to 16,073.87, 22,180.70 and 8,999.33

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Solution

The fourth proportional to 16,073.87, 22,180.70 and 8,999.33 is: 12,418.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,073.87 : 22,180.70 = 8,999.33 : x
  2. Step 2: Convert to fraction form
    16,073.87/22,180.70 = 8,999.33/x
  3. Step 3: Cross multiply
    16,073.87x = 22,180.70 × 8,999.33
  4. Step 4: Simplify right side
    16,073.87x = 199,611,283.03
  5. Step 5: Solve for x
    x = 199,611,283.03/16,073.87
  6. Step 6: Final answer
    x = 12,418.37

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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.