Home / 19,050.85-28,586-9,198.55

Finding the Fourth Proportional to 19,050.85, 28,586 and 9,198.55

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Solution

The fourth proportional to 19,050.85, 28,586 and 9,198.55 is: 13,802.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,050.85 : 28,586 = 9,198.55 : x
  2. Step 2: Convert to fraction form
    19,050.85/28,586 = 9,198.55/x
  3. Step 3: Cross multiply
    19,050.85x = 28,586 × 9,198.55
  4. Step 4: Simplify right side
    19,050.85x = 262,949,750.30
  5. Step 5: Solve for x
    x = 262,949,750.30/19,050.85
  6. Step 6: Final answer
    x = 13,802.52

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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.