Home / 18,852.54-26,016.66-11,783.10

Finding the Fourth Proportional to 18,852.54, 26,016.66 and 11,783.10

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Solution

The fourth proportional to 18,852.54, 26,016.66 and 11,783.10 is: 16,260.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,852.54 : 26,016.66 = 11,783.10 : x
  2. Step 2: Convert to fraction form
    18,852.54/26,016.66 = 11,783.10/x
  3. Step 3: Cross multiply
    18,852.54x = 26,016.66 × 11,783.10
  4. Step 4: Simplify right side
    18,852.54x = 306,556,906.45
  5. Step 5: Solve for x
    x = 306,556,906.45/18,852.54
  6. Step 6: Final answer
    x = 16,260.77

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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.