Home / 14,523.76-20,039.68-8,553.24

Finding the Fourth Proportional to 14,523.76, 20,039.68 and 8,553.24

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Solution

The fourth proportional to 14,523.76, 20,039.68 and 8,553.24 is: 11,801.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523.76 : 20,039.68 = 8,553.24 : x
  2. Step 2: Convert to fraction form
    14,523.76/20,039.68 = 8,553.24/x
  3. Step 3: Cross multiply
    14,523.76x = 20,039.68 × 8,553.24
  4. Step 4: Simplify right side
    14,523.76x = 171,404,192.56
  5. Step 5: Solve for x
    x = 171,404,192.56/14,523.76
  6. Step 6: Final answer
    x = 11,801.64

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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.