Home / 13,816.20-20,724.44-11,060.39

Finding the Fourth Proportional to 13,816.20, 20,724.44 and 11,060.39

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Solution

The fourth proportional to 13,816.20, 20,724.44 and 11,060.39 is: 16,590.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,816.20 : 20,724.44 = 11,060.39 : x
  2. Step 2: Convert to fraction form
    13,816.20/20,724.44 = 11,060.39/x
  3. Step 3: Cross multiply
    13,816.20x = 20,724.44 × 11,060.39
  4. Step 4: Simplify right side
    13,816.20x = 229,220,388.93
  5. Step 5: Solve for x
    x = 229,220,388.93/13,816.20
  6. Step 6: Final answer
    x = 16,590.70

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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.