Home / 19,234.98-28,830.42-8,824.86

Finding the Fourth Proportional to 19,234.98, 28,830.42 and 8,824.86

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Solution

The fourth proportional to 19,234.98, 28,830.42 and 8,824.86 is: 13,227.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,234.98 : 28,830.42 = 8,824.86 : x
  2. Step 2: Convert to fraction form
    19,234.98/28,830.42 = 8,824.86/x
  3. Step 3: Cross multiply
    19,234.98x = 28,830.42 × 8,824.86
  4. Step 4: Simplify right side
    19,234.98x = 254,424,420.24
  5. Step 5: Solve for x
    x = 254,424,420.24/19,234.98
  6. Step 6: Final answer
    x = 13,227.17

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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.