Home / 13,099.19-19,648.80-3,238.32

Finding the Fourth Proportional to 13,099.19, 19,648.80 and 3,238.32

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Solution

The fourth proportional to 13,099.19, 19,648.80 and 3,238.32 is: 4,857.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,099.19 : 19,648.80 = 3,238.32 : x
  2. Step 2: Convert to fraction form
    13,099.19/19,648.80 = 3,238.32/x
  3. Step 3: Cross multiply
    13,099.19x = 19,648.80 × 3,238.32
  4. Step 4: Simplify right side
    13,099.19x = 63,629,102.02
  5. Step 5: Solve for x
    x = 63,629,102.02/13,099.19
  6. Step 6: Final answer
    x = 4,857.48

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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.