Home / 13,162.04-19,753.42-6,138.44

Finding the Fourth Proportional to 13,162.04, 19,753.42 and 6,138.44

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Solution

The fourth proportional to 13,162.04, 19,753.42 and 6,138.44 is: 9,212.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,162.04 : 19,753.42 = 6,138.44 : x
  2. Step 2: Convert to fraction form
    13,162.04/19,753.42 = 6,138.44/x
  3. Step 3: Cross multiply
    13,162.04x = 19,753.42 × 6,138.44
  4. Step 4: Simplify right side
    13,162.04x = 121,255,183.46
  5. Step 5: Solve for x
    x = 121,255,183.46/13,162.04
  6. Step 6: Final answer
    x = 9,212.49

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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.