Home / 14,736.78-22,110.84-6,940.08

Finding the Fourth Proportional to 14,736.78, 22,110.84 and 6,940.08

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Solution

The fourth proportional to 14,736.78, 22,110.84 and 6,940.08 is: 10,412.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,736.78 : 22,110.84 = 6,940.08 : x
  2. Step 2: Convert to fraction form
    14,736.78/22,110.84 = 6,940.08/x
  3. Step 3: Cross multiply
    14,736.78x = 22,110.84 × 6,940.08
  4. Step 4: Simplify right side
    14,736.78x = 153,450,998.47
  5. Step 5: Solve for x
    x = 153,450,998.47/14,736.78
  6. Step 6: Final answer
    x = 10,412.79

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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.