Home / 18,852.63-26,016.71-11,783.09

Finding the Fourth Proportional to 18,852.63, 26,016.71 and 11,783.09

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Solution

The fourth proportional to 18,852.63, 26,016.71 and 11,783.09 is: 16,260.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,852.63 : 26,016.71 = 11,783.09 : x
  2. Step 2: Convert to fraction form
    18,852.63/26,016.71 = 11,783.09/x
  3. Step 3: Cross multiply
    18,852.63x = 26,016.71 × 11,783.09
  4. Step 4: Simplify right side
    18,852.63x = 306,557,046.43
  5. Step 5: Solve for x
    x = 306,557,046.43/18,852.63
  6. Step 6: Final answer
    x = 16,260.70

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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.