Home / 13,068.24-19,610.40-5,169.41

Finding the Fourth Proportional to 13,068.24, 19,610.40 and 5,169.41

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Solution

The fourth proportional to 13,068.24, 19,610.40 and 5,169.41 is: 7,757.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,068.24 : 19,610.40 = 5,169.41 : x
  2. Step 2: Convert to fraction form
    13,068.24/19,610.40 = 5,169.41/x
  3. Step 3: Cross multiply
    13,068.24x = 19,610.40 × 5,169.41
  4. Step 4: Simplify right side
    13,068.24x = 101,374,165.16
  5. Step 5: Solve for x
    x = 101,374,165.16/13,068.24
  6. Step 6: Final answer
    x = 7,757.30

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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.