Home / 16,769.48-25,168.62-7,999.88

Finding the Fourth Proportional to 16,769.48, 25,168.62 and 7,999.88

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Solution

The fourth proportional to 16,769.48, 25,168.62 and 7,999.88 is: 12,006.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,769.48 : 25,168.62 = 7,999.88 : x
  2. Step 2: Convert to fraction form
    16,769.48/25,168.62 = 7,999.88/x
  3. Step 3: Cross multiply
    16,769.48x = 25,168.62 × 7,999.88
  4. Step 4: Simplify right side
    16,769.48x = 201,345,939.77
  5. Step 5: Solve for x
    x = 201,345,939.77/16,769.48
  6. Step 6: Final answer
    x = 12,006.69

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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.