Home / 26,825.14-37,055.37-21,783.70

Finding the Fourth Proportional to 26,825.14, 37,055.37 and 21,783.70

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Solution

The fourth proportional to 26,825.14, 37,055.37 and 21,783.70 is: 30,091.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,825.14 : 37,055.37 = 21,783.70 : x
  2. Step 2: Convert to fraction form
    26,825.14/37,055.37 = 21,783.70/x
  3. Step 3: Cross multiply
    26,825.14x = 37,055.37 × 21,783.70
  4. Step 4: Simplify right side
    26,825.14x = 807,203,063.47
  5. Step 5: Solve for x
    x = 807,203,063.47/26,825.14
  6. Step 6: Final answer
    x = 30,091.29

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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.