Home / 13,067.17-18,032.30-7,098.83

Finding the Fourth Proportional to 13,067.17, 18,032.30 and 7,098.83

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Solution

The fourth proportional to 13,067.17, 18,032.30 and 7,098.83 is: 9,796.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,067.17 : 18,032.30 = 7,098.83 : x
  2. Step 2: Convert to fraction form
    13,067.17/18,032.30 = 7,098.83/x
  3. Step 3: Cross multiply
    13,067.17x = 18,032.30 × 7,098.83
  4. Step 4: Simplify right side
    13,067.17x = 128,008,146.48
  5. Step 5: Solve for x
    x = 128,008,146.48/13,067.17
  6. Step 6: Final answer
    x = 9,796.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.