Home / 13,207.12-19,807.50-3,844.60

Finding the Fourth Proportional to 13,207.12, 19,807.50 and 3,844.60

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Solution

The fourth proportional to 13,207.12, 19,807.50 and 3,844.60 is: 5,765.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,207.12 : 19,807.50 = 3,844.60 : x
  2. Step 2: Convert to fraction form
    13,207.12/19,807.50 = 3,844.60/x
  3. Step 3: Cross multiply
    13,207.12x = 19,807.50 × 3,844.60
  4. Step 4: Simplify right side
    13,207.12x = 76,151,914.50
  5. Step 5: Solve for x
    x = 76,151,914.50/13,207.12
  6. Step 6: Final answer
    x = 5,765.97

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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.