Home / 14,768.57-20,380.22-8,054.19

Finding the Fourth Proportional to 14,768.57, 20,380.22 and 8,054.19

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Solution

The fourth proportional to 14,768.57, 20,380.22 and 8,054.19 is: 11,114.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,768.57 : 20,380.22 = 8,054.19 : x
  2. Step 2: Convert to fraction form
    14,768.57/20,380.22 = 8,054.19/x
  3. Step 3: Cross multiply
    14,768.57x = 20,380.22 × 8,054.19
  4. Step 4: Simplify right side
    14,768.57x = 164,146,154.05
  5. Step 5: Solve for x
    x = 164,146,154.05/14,768.57
  6. Step 6: Final answer
    x = 11,114.56

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Double scale
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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.