Home / 12,529.17-18,795.38-3,764.97

Finding the Fourth Proportional to 12,529.17, 18,795.38 and 3,764.97

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Solution

The fourth proportional to 12,529.17, 18,795.38 and 3,764.97 is: 5,647.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,529.17 : 18,795.38 = 3,764.97 : x
  2. Step 2: Convert to fraction form
    12,529.17/18,795.38 = 3,764.97/x
  3. Step 3: Cross multiply
    12,529.17x = 18,795.38 × 3,764.97
  4. Step 4: Simplify right side
    12,529.17x = 70,764,023.01
  5. Step 5: Solve for x
    x = 70,764,023.01/12,529.17
  6. Step 6: Final answer
    x = 5,647.94

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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.