Home / 21,025.10-31,537.50-6,234.08

Finding the Fourth Proportional to 21,025.10, 31,537.50 and 6,234.08

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Solution

The fourth proportional to 21,025.10, 31,537.50 and 6,234.08 is: 9,351.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,025.10 : 31,537.50 = 6,234.08 : x
  2. Step 2: Convert to fraction form
    21,025.10/31,537.50 = 6,234.08/x
  3. Step 3: Cross multiply
    21,025.10x = 31,537.50 × 6,234.08
  4. Step 4: Simplify right side
    21,025.10x = 196,607,298
  5. Step 5: Solve for x
    x = 196,607,298/21,025.10
  6. Step 6: Final answer
    x = 9,351.08

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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.