Home / 23,940.72-33,039.36-13,867.36

Finding the Fourth Proportional to 23,940.72, 33,039.36 and 13,867.36

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Solution

The fourth proportional to 23,940.72, 33,039.36 and 13,867.36 is: 19,137.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,940.72 : 33,039.36 = 13,867.36 : x
  2. Step 2: Convert to fraction form
    23,940.72/33,039.36 = 13,867.36/x
  3. Step 3: Cross multiply
    23,940.72x = 33,039.36 × 13,867.36
  4. Step 4: Simplify right side
    23,940.72x = 458,168,616.69
  5. Step 5: Solve for x
    x = 458,168,616.69/23,940.72
  6. Step 6: Final answer
    x = 19,137.63

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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.