Home / 36,511.56-54,727.17-14,320.80

Finding the Fourth Proportional to 36,511.56, 54,727.17 and 14,320.80

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Solution

The fourth proportional to 36,511.56, 54,727.17 and 14,320.80 is: 21,465.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,511.56 : 54,727.17 = 14,320.80 : x
  2. Step 2: Convert to fraction form
    36,511.56/54,727.17 = 14,320.80/x
  3. Step 3: Cross multiply
    36,511.56x = 54,727.17 × 14,320.80
  4. Step 4: Simplify right side
    36,511.56x = 783,736,856.14
  5. Step 5: Solve for x
    x = 783,736,856.14/36,511.56
  6. Step 6: Final answer
    x = 21,465.44

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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.