Home / 13,067.17-18,024.87-12,192.37

Finding the Fourth Proportional to 13,067.17, 18,024.87 and 12,192.37

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Solution

The fourth proportional to 13,067.17, 18,024.87 and 12,192.37 is: 16,818.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,067.17 : 18,024.87 = 12,192.37 : x
  2. Step 2: Convert to fraction form
    13,067.17/18,024.87 = 12,192.37/x
  3. Step 3: Cross multiply
    13,067.17x = 18,024.87 × 12,192.37
  4. Step 4: Simplify right side
    13,067.17x = 219,765,884.24
  5. Step 5: Solve for x
    x = 219,765,884.24/13,067.17
  6. Step 6: Final answer
    x = 16,818.17

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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.