Home / 13,076.46-19,619.01-4,317.39

Finding the Fourth Proportional to 13,076.46, 19,619.01 and 4,317.39

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Solution

The fourth proportional to 13,076.46, 19,619.01 and 4,317.39 is: 6,477.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,076.46 : 19,619.01 = 4,317.39 : x
  2. Step 2: Convert to fraction form
    13,076.46/19,619.01 = 4,317.39/x
  3. Step 3: Cross multiply
    13,076.46x = 19,619.01 × 4,317.39
  4. Step 4: Simplify right side
    13,076.46x = 84,702,917.58
  5. Step 5: Solve for x
    x = 84,702,917.58/13,076.46
  6. Step 6: Final answer
    x = 6,477.51

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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.