Home / 19,796.27-29,696.36-5,756.42

Finding the Fourth Proportional to 19,796.27, 29,696.36 and 5,756.42

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Solution

The fourth proportional to 19,796.27, 29,696.36 and 5,756.42 is: 8,635.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,796.27 : 29,696.36 = 5,756.42 : x
  2. Step 2: Convert to fraction form
    19,796.27/29,696.36 = 5,756.42/x
  3. Step 3: Cross multiply
    19,796.27x = 29,696.36 × 5,756.42
  4. Step 4: Simplify right side
    19,796.27x = 170,944,543.37
  5. Step 5: Solve for x
    x = 170,944,543.37/19,796.27
  6. Step 6: Final answer
    x = 8,635.19

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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.