Home / 13,268.25-19,905.44-5,872.77

Finding the Fourth Proportional to 13,268.25, 19,905.44 and 5,872.77

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Solution

The fourth proportional to 13,268.25, 19,905.44 and 5,872.77 is: 8,810.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,268.25 : 19,905.44 = 5,872.77 : x
  2. Step 2: Convert to fraction form
    13,268.25/19,905.44 = 5,872.77/x
  3. Step 3: Cross multiply
    13,268.25x = 19,905.44 × 5,872.77
  4. Step 4: Simplify right side
    13,268.25x = 116,900,035.79
  5. Step 5: Solve for x
    x = 116,900,035.79/13,268.25
  6. Step 6: Final answer
    x = 8,810.51

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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.