Home / 12,467.13-18,695.19-4,670.46

Finding the Fourth Proportional to 12,467.13, 18,695.19 and 4,670.46

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Solution

The fourth proportional to 12,467.13, 18,695.19 and 4,670.46 is: 7,003.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467.13 : 18,695.19 = 4,670.46 : x
  2. Step 2: Convert to fraction form
    12,467.13/18,695.19 = 4,670.46/x
  3. Step 3: Cross multiply
    12,467.13x = 18,695.19 × 4,670.46
  4. Step 4: Simplify right side
    12,467.13x = 87,315,137.09
  5. Step 5: Solve for x
    x = 87,315,137.09/12,467.13
  6. Step 6: Final answer
    x = 7,003.63

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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.