Home / 13,203.47-19,795.80-6,179.66

Finding the Fourth Proportional to 13,203.47, 19,795.80 and 6,179.66

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Solution

The fourth proportional to 13,203.47, 19,795.80 and 6,179.66 is: 9,265.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203.47 : 19,795.80 = 6,179.66 : x
  2. Step 2: Convert to fraction form
    13,203.47/19,795.80 = 6,179.66/x
  3. Step 3: Cross multiply
    13,203.47x = 19,795.80 × 6,179.66
  4. Step 4: Simplify right side
    13,203.47x = 122,331,258.22
  5. Step 5: Solve for x
    x = 122,331,258.22/13,203.47
  6. Step 6: Final answer
    x = 9,265.08

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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.