Home / 16,073.52-22,181.75-8,999.92

Finding the Fourth Proportional to 16,073.52, 22,181.75 and 8,999.92

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Solution

The fourth proportional to 16,073.52, 22,181.75 and 8,999.92 is: 12,420.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,073.52 : 22,181.75 = 8,999.92 : x
  2. Step 2: Convert to fraction form
    16,073.52/22,181.75 = 8,999.92/x
  3. Step 3: Cross multiply
    16,073.52x = 22,181.75 × 8,999.92
  4. Step 4: Simplify right side
    16,073.52x = 199,633,975.46
  5. Step 5: Solve for x
    x = 199,633,975.46/16,073.52
  6. Step 6: Final answer
    x = 12,420.05

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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.