Home / 14,620.50-21,919.80-4,753.89

Finding the Fourth Proportional to 14,620.50, 21,919.80 and 4,753.89

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Solution

The fourth proportional to 14,620.50, 21,919.80 and 4,753.89 is: 7,127.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,620.50 : 21,919.80 = 4,753.89 : x
  2. Step 2: Convert to fraction form
    14,620.50/21,919.80 = 4,753.89/x
  3. Step 3: Cross multiply
    14,620.50x = 21,919.80 × 4,753.89
  4. Step 4: Simplify right side
    14,620.50x = 104,204,318.02
  5. Step 5: Solve for x
    x = 104,204,318.02/14,620.50
  6. Step 6: Final answer
    x = 7,127.27

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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.