Home / 19,996.47-29,991.26-7,343.66

Finding the Fourth Proportional to 19,996.47, 29,991.26 and 7,343.66

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Solution

The fourth proportional to 19,996.47, 29,991.26 and 7,343.66 is: 11,014.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,996.47 : 29,991.26 = 7,343.66 : x
  2. Step 2: Convert to fraction form
    19,996.47/29,991.26 = 7,343.66/x
  3. Step 3: Cross multiply
    19,996.47x = 29,991.26 × 7,343.66
  4. Step 4: Simplify right side
    19,996.47x = 220,245,709.75
  5. Step 5: Solve for x
    x = 220,245,709.75/19,996.47
  6. Step 6: Final answer
    x = 11,014.23

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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.