Home / 15,769.80-23,625.90-12,832.20

Finding the Fourth Proportional to 15,769.80, 23,625.90 and 12,832.20

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Solution

The fourth proportional to 15,769.80, 23,625.90 and 12,832.20 is: 19,224.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769.80 : 23,625.90 = 12,832.20 : x
  2. Step 2: Convert to fraction form
    15,769.80/23,625.90 = 12,832.20/x
  3. Step 3: Cross multiply
    15,769.80x = 23,625.90 × 12,832.20
  4. Step 4: Simplify right side
    15,769.80x = 303,172,273.98
  5. Step 5: Solve for x
    x = 303,172,273.98/15,769.80
  6. Step 6: Final answer
    x = 19,224.86

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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.