Home / 14,976.56-20,667.75-8,262.37

Finding the Fourth Proportional to 14,976.56, 20,667.75 and 8,262.37

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Solution

The fourth proportional to 14,976.56, 20,667.75 and 8,262.37 is: 11,402.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976.56 : 20,667.75 = 8,262.37 : x
  2. Step 2: Convert to fraction form
    14,976.56/20,667.75 = 8,262.37/x
  3. Step 3: Cross multiply
    14,976.56x = 20,667.75 × 8,262.37
  4. Step 4: Simplify right side
    14,976.56x = 170,764,597.57
  5. Step 5: Solve for x
    x = 170,764,597.57/14,976.56
  6. Step 6: Final answer
    x = 11,402.12

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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.