Home / 13,126.02-19,696.94-5,227.18

Finding the Fourth Proportional to 13,126.02, 19,696.94 and 5,227.18

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Solution

The fourth proportional to 13,126.02, 19,696.94 and 5,227.18 is: 7,843.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,126.02 : 19,696.94 = 5,227.18 : x
  2. Step 2: Convert to fraction form
    13,126.02/19,696.94 = 5,227.18/x
  3. Step 3: Cross multiply
    13,126.02x = 19,696.94 × 5,227.18
  4. Step 4: Simplify right side
    13,126.02x = 102,959,450.83
  5. Step 5: Solve for x
    x = 102,959,450.83/13,126.02
  6. Step 6: Final answer
    x = 7,843.92

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1.5x scale

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.