Home / 19,050.57-28,578.87-6,573.72

Finding the Fourth Proportional to 19,050.57, 28,578.87 and 6,573.72

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Solution

The fourth proportional to 19,050.57, 28,578.87 and 6,573.72 is: 9,861.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,050.57 : 28,578.87 = 6,573.72 : x
  2. Step 2: Convert to fraction form
    19,050.57/28,578.87 = 6,573.72/x
  3. Step 3: Cross multiply
    19,050.57x = 28,578.87 × 6,573.72
  4. Step 4: Simplify right side
    19,050.57x = 187,869,489.30
  5. Step 5: Solve for x
    x = 187,869,489.30/19,050.57
  6. Step 6: Final answer
    x = 9,861.62

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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.