Home / 14,723.57-20,318.66-8,009.25

Finding the Fourth Proportional to 14,723.57, 20,318.66 and 8,009.25

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Solution

The fourth proportional to 14,723.57, 20,318.66 and 8,009.25 is: 11,052.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,723.57 : 20,318.66 = 8,009.25 : x
  2. Step 2: Convert to fraction form
    14,723.57/20,318.66 = 8,009.25/x
  3. Step 3: Cross multiply
    14,723.57x = 20,318.66 × 8,009.25
  4. Step 4: Simplify right side
    14,723.57x = 162,737,227.61
  5. Step 5: Solve for x
    x = 162,737,227.61/14,723.57
  6. Step 6: Final answer
    x = 11,052.84

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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.