Home / 13,193.42-19,790.37-6,169.55

Finding the Fourth Proportional to 13,193.42, 19,790.37 and 6,169.55

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Solution

The fourth proportional to 13,193.42, 19,790.37 and 6,169.55 is: 9,254.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,193.42 : 19,790.37 = 6,169.55 : x
  2. Step 2: Convert to fraction form
    13,193.42/19,790.37 = 6,169.55/x
  3. Step 3: Cross multiply
    13,193.42x = 19,790.37 × 6,169.55
  4. Step 4: Simplify right side
    13,193.42x = 122,097,578.28
  5. Step 5: Solve for x
    x = 122,097,578.28/13,193.42
  6. Step 6: Final answer
    x = 9,254.43

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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.