Home / 13,059.72-19,589.27-3,198.93

Finding the Fourth Proportional to 13,059.72, 19,589.27 and 3,198.93

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Solution

The fourth proportional to 13,059.72, 19,589.27 and 3,198.93 is: 4,798.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,059.72 : 19,589.27 = 3,198.93 : x
  2. Step 2: Convert to fraction form
    13,059.72/19,589.27 = 3,198.93/x
  3. Step 3: Cross multiply
    13,059.72x = 19,589.27 × 3,198.93
  4. Step 4: Simplify right side
    13,059.72x = 62,664,687.49
  5. Step 5: Solve for x
    x = 62,664,687.49/13,059.72
  6. Step 6: Final answer
    x = 4,798.32

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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.