Home / 23,993.69-33,111.20-13,383.31

Finding the Fourth Proportional to 23,993.69, 33,111.20 and 13,383.31

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Solution

The fourth proportional to 23,993.69, 33,111.20 and 13,383.31 is: 18,468.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,993.69 : 33,111.20 = 13,383.31 : x
  2. Step 2: Convert to fraction form
    23,993.69/33,111.20 = 13,383.31/x
  3. Step 3: Cross multiply
    23,993.69x = 33,111.20 × 13,383.31
  4. Step 4: Simplify right side
    23,993.69x = 443,137,454.07
  5. Step 5: Solve for x
    x = 443,137,454.07/23,993.69
  6. Step 6: Final answer
    x = 18,468.92

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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.