Home / 14,511.72-20,027.34-8,224.50

Finding the Fourth Proportional to 14,511.72, 20,027.34 and 8,224.50

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Solution

The fourth proportional to 14,511.72, 20,027.34 and 8,224.50 is: 11,350.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.72 : 20,027.34 = 8,224.50 : x
  2. Step 2: Convert to fraction form
    14,511.72/20,027.34 = 8,224.50/x
  3. Step 3: Cross multiply
    14,511.72x = 20,027.34 × 8,224.50
  4. Step 4: Simplify right side
    14,511.72x = 164,714,857.83
  5. Step 5: Solve for x
    x = 164,714,857.83/14,511.72
  6. Step 6: Final answer
    x = 11,350.47

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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.