Home / 28,144.36-39,016.86-26,646.26

Finding the Fourth Proportional to 28,144.36, 39,016.86 and 26,646.26

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Solution

The fourth proportional to 28,144.36, 39,016.86 and 26,646.26 is: 36,940.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,144.36 : 39,016.86 = 26,646.26 : x
  2. Step 2: Convert to fraction form
    28,144.36/39,016.86 = 26,646.26/x
  3. Step 3: Cross multiply
    28,144.36x = 39,016.86 × 26,646.26
  4. Step 4: Simplify right side
    28,144.36x = 1,039,653,395.94
  5. Step 5: Solve for x
    x = 1,039,653,395.94/28,144.36
  6. Step 6: Final answer
    x = 36,940.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.