Home / 19,099.35-28,657.62-10,323.99

Finding the Fourth Proportional to 19,099.35, 28,657.62 and 10,323.99

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Solution

The fourth proportional to 19,099.35, 28,657.62 and 10,323.99 is: 15,490.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,099.35 : 28,657.62 = 10,323.99 : x
  2. Step 2: Convert to fraction form
    19,099.35/28,657.62 = 10,323.99/x
  3. Step 3: Cross multiply
    19,099.35x = 28,657.62 × 10,323.99
  4. Step 4: Simplify right side
    19,099.35x = 295,860,982.30
  5. Step 5: Solve for x
    x = 295,860,982.30/19,099.35
  6. Step 6: Final answer
    x = 15,490.63

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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.