Home / 14,727.17-20,318.52-8,353.07

Finding the Fourth Proportional to 14,727.17, 20,318.52 and 8,353.07

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Solution

The fourth proportional to 14,727.17, 20,318.52 and 8,353.07 is: 11,524.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,727.17 : 20,318.52 = 8,353.07 : x
  2. Step 2: Convert to fraction form
    14,727.17/20,318.52 = 8,353.07/x
  3. Step 3: Cross multiply
    14,727.17x = 20,318.52 × 8,353.07
  4. Step 4: Simplify right side
    14,727.17x = 169,722,116.58
  5. Step 5: Solve for x
    x = 169,722,116.58/14,727.17
  6. Step 6: Final answer
    x = 11,524.42

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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.