Home / 12,844.68-19,264.59-4,079.67

Finding the Fourth Proportional to 12,844.68, 19,264.59 and 4,079.67

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Solution

The fourth proportional to 12,844.68, 19,264.59 and 4,079.67 is: 6,118.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844.68 : 19,264.59 = 4,079.67 : x
  2. Step 2: Convert to fraction form
    12,844.68/19,264.59 = 4,079.67/x
  3. Step 3: Cross multiply
    12,844.68x = 19,264.59 × 4,079.67
  4. Step 4: Simplify right side
    12,844.68x = 78,593,169.89
  5. Step 5: Solve for x
    x = 78,593,169.89/12,844.68
  6. Step 6: Final answer
    x = 6,118.73

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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.