Home / 13,098.17-19,651.09-4,213.31

Finding the Fourth Proportional to 13,098.17, 19,651.09 and 4,213.31

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Solution

The fourth proportional to 13,098.17, 19,651.09 and 4,213.31 is: 6,321.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,098.17 : 19,651.09 = 4,213.31 : x
  2. Step 2: Convert to fraction form
    13,098.17/19,651.09 = 4,213.31/x
  3. Step 3: Cross multiply
    13,098.17x = 19,651.09 × 4,213.31
  4. Step 4: Simplify right side
    13,098.17x = 82,796,033.12
  5. Step 5: Solve for x
    x = 82,796,033.12/13,098.17
  6. Step 6: Final answer
    x = 6,321.19

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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.