Home / 19,584.70-29,340.05-15,180.59

Finding the Fourth Proportional to 19,584.70, 29,340.05 and 15,180.59

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Solution

The fourth proportional to 19,584.70, 29,340.05 and 15,180.59 is: 22,742.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,584.70 : 29,340.05 = 15,180.59 : x
  2. Step 2: Convert to fraction form
    19,584.70/29,340.05 = 15,180.59/x
  3. Step 3: Cross multiply
    19,584.70x = 29,340.05 × 15,180.59
  4. Step 4: Simplify right side
    19,584.70x = 445,399,267.08
  5. Step 5: Solve for x
    x = 445,399,267.08/19,584.70
  6. Step 6: Final answer
    x = 22,742.21

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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.