Home / 14,529.88-20,047.96-8,562.11

Finding the Fourth Proportional to 14,529.88, 20,047.96 and 8,562.11

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Solution

The fourth proportional to 14,529.88, 20,047.96 and 8,562.11 is: 11,813.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529.88 : 20,047.96 = 8,562.11 : x
  2. Step 2: Convert to fraction form
    14,529.88/20,047.96 = 8,562.11/x
  3. Step 3: Cross multiply
    14,529.88x = 20,047.96 × 8,562.11
  4. Step 4: Simplify right side
    14,529.88x = 171,652,738.56
  5. Step 5: Solve for x
    x = 171,652,738.56/14,529.88
  6. Step 6: Final answer
    x = 11,813.78

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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.