Home / 13,185.13-19,791.36-8,833.00

Finding the Fourth Proportional to 13,185.13, 19,791.36 and 8,833.00

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Solution

The fourth proportional to 13,185.13, 19,791.36 and 8,833.00 is: 13,258.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,185.13 : 19,791.36 = 8,833.00 : x
  2. Step 2: Convert to fraction form
    13,185.13/19,791.36 = 8,833.00/x
  3. Step 3: Cross multiply
    13,185.13x = 19,791.36 × 8,833.00
  4. Step 4: Simplify right side
    13,185.13x = 174,817,033.40
  5. Step 5: Solve for x
    x = 174,817,033.40/13,185.13
  6. Step 6: Final answer
    x = 13,258.65

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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.