Home / 19,584.05-29,386.19-9,723.11

Finding the Fourth Proportional to 19,584.05, 29,386.19 and 9,723.11

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Solution

The fourth proportional to 19,584.05, 29,386.19 and 9,723.11 is: 14,589.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,584.05 : 29,386.19 = 9,723.11 : x
  2. Step 2: Convert to fraction form
    19,584.05/29,386.19 = 9,723.11/x
  3. Step 3: Cross multiply
    19,584.05x = 29,386.19 × 9,723.11
  4. Step 4: Simplify right side
    19,584.05x = 285,725,035.23
  5. Step 5: Solve for x
    x = 285,725,035.23/19,584.05
  6. Step 6: Final answer
    x = 14,589.68

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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.