Home / 13,083.36-19,625.28-3,849.60

Finding the Fourth Proportional to 13,083.36, 19,625.28 and 3,849.60

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Solution

The fourth proportional to 13,083.36, 19,625.28 and 3,849.60 is: 5,774.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,083.36 : 19,625.28 = 3,849.60 : x
  2. Step 2: Convert to fraction form
    13,083.36/19,625.28 = 3,849.60/x
  3. Step 3: Cross multiply
    13,083.36x = 19,625.28 × 3,849.60
  4. Step 4: Simplify right side
    13,083.36x = 75,549,477.89
  5. Step 5: Solve for x
    x = 75,549,477.89/13,083.36
  6. Step 6: Final answer
    x = 5,774.47

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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.