Home / 12,563.67-18,844.20-6,321.13

Finding the Fourth Proportional to 12,563.67, 18,844.20 and 6,321.13

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Solution

The fourth proportional to 12,563.67, 18,844.20 and 6,321.13 is: 9,481.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,563.67 : 18,844.20 = 6,321.13 : x
  2. Step 2: Convert to fraction form
    12,563.67/18,844.20 = 6,321.13/x
  3. Step 3: Cross multiply
    12,563.67x = 18,844.20 × 6,321.13
  4. Step 4: Simplify right side
    12,563.67x = 119,116,637.95
  5. Step 5: Solve for x
    x = 119,116,637.95/12,563.67
  6. Step 6: Final answer
    x = 9,481.04

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1.5x scale

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.