Home / 12,484.44-18,714.24-6,940.26

Finding the Fourth Proportional to 12,484.44, 18,714.24 and 6,940.26

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Solution

The fourth proportional to 12,484.44, 18,714.24 and 6,940.26 is: 10,403.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484.44 : 18,714.24 = 6,940.26 : x
  2. Step 2: Convert to fraction form
    12,484.44/18,714.24 = 6,940.26/x
  3. Step 3: Cross multiply
    12,484.44x = 18,714.24 × 6,940.26
  4. Step 4: Simplify right side
    12,484.44x = 129,881,691.30
  5. Step 5: Solve for x
    x = 129,881,691.30/12,484.44
  6. Step 6: Final answer
    x = 10,403.49

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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.