Home / 16,074.49-22,181.56-8,999.95

Finding the Fourth Proportional to 16,074.49, 22,181.56 and 8,999.95

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Solution

The fourth proportional to 16,074.49, 22,181.56 and 8,999.95 is: 12,419.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,074.49 : 22,181.56 = 8,999.95 : x
  2. Step 2: Convert to fraction form
    16,074.49/22,181.56 = 8,999.95/x
  3. Step 3: Cross multiply
    16,074.49x = 22,181.56 × 8,999.95
  4. Step 4: Simplify right side
    16,074.49x = 199,632,930.92
  5. Step 5: Solve for x
    x = 199,632,930.92/16,074.49
  6. Step 6: Final answer
    x = 12,419.24

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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.