Home / 17,964.36-24,786.60-10,890.60

Finding the Fourth Proportional to 17,964.36, 24,786.60 and 10,890.60

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Solution

The fourth proportional to 17,964.36, 24,786.60 and 10,890.60 is: 15,026.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,964.36 : 24,786.60 = 10,890.60 : x
  2. Step 2: Convert to fraction form
    17,964.36/24,786.60 = 10,890.60/x
  3. Step 3: Cross multiply
    17,964.36x = 24,786.60 × 10,890.60
  4. Step 4: Simplify right side
    17,964.36x = 269,940,945.96
  5. Step 5: Solve for x
    x = 269,940,945.96/17,964.36
  6. Step 6: Final answer
    x = 15,026.47

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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.