Home / 15,571.80-23,299.38-8,651.16

Finding the Fourth Proportional to 15,571.80, 23,299.38 and 8,651.16

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Solution

The fourth proportional to 15,571.80, 23,299.38 and 8,651.16 is: 12,944.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,571.80 : 23,299.38 = 8,651.16 : x
  2. Step 2: Convert to fraction form
    15,571.80/23,299.38 = 8,651.16/x
  3. Step 3: Cross multiply
    15,571.80x = 23,299.38 × 8,651.16
  4. Step 4: Simplify right side
    15,571.80x = 201,566,664.28
  5. Step 5: Solve for x
    x = 201,566,664.28/15,571.80
  6. Step 6: Final answer
    x = 12,944.34

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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.