Home / 11,922.04-16,449.08-7,450.33

Finding the Fourth Proportional to 11,922.04, 16,449.08 and 7,450.33

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Solution

The fourth proportional to 11,922.04, 16,449.08 and 7,450.33 is: 10,279.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,922.04 : 16,449.08 = 7,450.33 : x
  2. Step 2: Convert to fraction form
    11,922.04/16,449.08 = 7,450.33/x
  3. Step 3: Cross multiply
    11,922.04x = 16,449.08 × 7,450.33
  4. Step 4: Simplify right side
    11,922.04x = 122,551,026.66
  5. Step 5: Solve for x
    x = 122,551,026.66/11,922.04
  6. Step 6: Final answer
    x = 10,279.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.