Home / 26,355.56-36,392.83-18,824.99

Finding the Fourth Proportional to 26,355.56, 36,392.83 and 18,824.99

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Solution

The fourth proportional to 26,355.56, 36,392.83 and 18,824.99 is: 25,994.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,355.56 : 36,392.83 = 18,824.99 : x
  2. Step 2: Convert to fraction form
    26,355.56/36,392.83 = 18,824.99/x
  3. Step 3: Cross multiply
    26,355.56x = 36,392.83 × 18,824.99
  4. Step 4: Simplify right side
    26,355.56x = 685,094,431.80
  5. Step 5: Solve for x
    x = 685,094,431.80/26,355.56
  6. Step 6: Final answer
    x = 25,994.31

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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.