Home / 15,244.33-21,037.99-8,529.56

Finding the Fourth Proportional to 15,244.33, 21,037.99 and 8,529.56

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Solution

The fourth proportional to 15,244.33, 21,037.99 and 8,529.56 is: 11,771.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,244.33 : 21,037.99 = 8,529.56 : x
  2. Step 2: Convert to fraction form
    15,244.33/21,037.99 = 8,529.56/x
  3. Step 3: Cross multiply
    15,244.33x = 21,037.99 × 8,529.56
  4. Step 4: Simplify right side
    15,244.33x = 179,444,797.98
  5. Step 5: Solve for x
    x = 179,444,797.98/15,244.33
  6. Step 6: Final answer
    x = 11,771.25

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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.