Home / 19,724.36-29,586.81-5,684.63

Finding the Fourth Proportional to 19,724.36, 29,586.81 and 5,684.63

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Solution

The fourth proportional to 19,724.36, 29,586.81 and 5,684.63 is: 8,527.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,724.36 : 29,586.81 = 5,684.63 : x
  2. Step 2: Convert to fraction form
    19,724.36/29,586.81 = 5,684.63/x
  3. Step 3: Cross multiply
    19,724.36x = 29,586.81 × 5,684.63
  4. Step 4: Simplify right side
    19,724.36x = 168,190,067.73
  5. Step 5: Solve for x
    x = 168,190,067.73/19,724.36
  6. Step 6: Final answer
    x = 8,527.02

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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.