Home / 14,976.52-20,667.53-8,262.56

Finding the Fourth Proportional to 14,976.52, 20,667.53 and 8,262.56

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Solution

The fourth proportional to 14,976.52, 20,667.53 and 8,262.56 is: 11,402.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976.52 : 20,667.53 = 8,262.56 : x
  2. Step 2: Convert to fraction form
    14,976.52/20,667.53 = 8,262.56/x
  3. Step 3: Cross multiply
    14,976.52x = 20,667.53 × 8,262.56
  4. Step 4: Simplify right side
    14,976.52x = 170,766,706.68
  5. Step 5: Solve for x
    x = 170,766,706.68/14,976.52
  6. Step 6: Final answer
    x = 11,402.30

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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.