Home / 19,996.06-29,993.01-7,515.13

Finding the Fourth Proportional to 19,996.06, 29,993.01 and 7,515.13

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Solution

The fourth proportional to 19,996.06, 29,993.01 and 7,515.13 is: 11,272.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,996.06 : 29,993.01 = 7,515.13 : x
  2. Step 2: Convert to fraction form
    19,996.06/29,993.01 = 7,515.13/x
  3. Step 3: Cross multiply
    19,996.06x = 29,993.01 × 7,515.13
  4. Step 4: Simplify right side
    19,996.06x = 225,401,369.24
  5. Step 5: Solve for x
    x = 225,401,369.24/19,996.06
  6. Step 6: Final answer
    x = 11,272.29

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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.