Home / 19,234.20-28,851.30-6,087.90

Finding the Fourth Proportional to 19,234.20, 28,851.30 and 6,087.90

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Solution

The fourth proportional to 19,234.20, 28,851.30 and 6,087.90 is: 9,131.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,234.20 : 28,851.30 = 6,087.90 : x
  2. Step 2: Convert to fraction form
    19,234.20/28,851.30 = 6,087.90/x
  3. Step 3: Cross multiply
    19,234.20x = 28,851.30 × 6,087.90
  4. Step 4: Simplify right side
    19,234.20x = 175,643,829.27
  5. Step 5: Solve for x
    x = 175,643,829.27/19,234.20
  6. Step 6: Final answer
    x = 9,131.85

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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.