Home / 12,403.24-18,602.94-8,051.56

Finding the Fourth Proportional to 12,403.24, 18,602.94 and 8,051.56

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Solution

The fourth proportional to 12,403.24, 18,602.94 and 8,051.56 is: 12,076.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,403.24 : 18,602.94 = 8,051.56 : x
  2. Step 2: Convert to fraction form
    12,403.24/18,602.94 = 8,051.56/x
  3. Step 3: Cross multiply
    12,403.24x = 18,602.94 × 8,051.56
  4. Step 4: Simplify right side
    12,403.24x = 149,782,687.59
  5. Step 5: Solve for x
    x = 149,782,687.59/12,403.24
  6. Step 6: Final answer
    x = 12,076.09

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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.