Home / 16,553.18-22,842.57-8,999.32

Finding the Fourth Proportional to 16,553.18, 22,842.57 and 8,999.32

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Solution

The fourth proportional to 16,553.18, 22,842.57 and 8,999.32 is: 12,418.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,553.18 : 22,842.57 = 8,999.32 : x
  2. Step 2: Convert to fraction form
    16,553.18/22,842.57 = 8,999.32/x
  3. Step 3: Cross multiply
    16,553.18x = 22,842.57 × 8,999.32
  4. Step 4: Simplify right side
    16,553.18x = 205,567,597.05
  5. Step 5: Solve for x
    x = 205,567,597.05/16,553.18
  6. Step 6: Final answer
    x = 12,418.62

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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.