Home / 17,198.02-23,721.09-12,935.42

Finding the Fourth Proportional to 17,198.02, 23,721.09 and 12,935.42

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Solution

The fourth proportional to 17,198.02, 23,721.09 and 12,935.42 is: 17,841.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,198.02 : 23,721.09 = 12,935.42 : x
  2. Step 2: Convert to fraction form
    17,198.02/23,721.09 = 12,935.42/x
  3. Step 3: Cross multiply
    17,198.02x = 23,721.09 × 12,935.42
  4. Step 4: Simplify right side
    17,198.02x = 306,842,305.14
  5. Step 5: Solve for x
    x = 306,842,305.14/17,198.02
  6. Step 6: Final answer
    x = 17,841.72

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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.