Home / 11,622.23-15,918.12-10,940.33

Finding the Fourth Proportional to 11,622.23, 15,918.12 and 10,940.33

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Solution

The fourth proportional to 11,622.23, 15,918.12 and 10,940.33 is: 14,984.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,622.23 : 15,918.12 = 10,940.33 : x
  2. Step 2: Convert to fraction form
    11,622.23/15,918.12 = 10,940.33/x
  3. Step 3: Cross multiply
    11,622.23x = 15,918.12 × 10,940.33
  4. Step 4: Simplify right side
    11,622.23x = 174,149,525.57
  5. Step 5: Solve for x
    x = 174,149,525.57/11,622.23
  6. Step 6: Final answer
    x = 14,984.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.