Home / 26,389.22-39,583.83-22,255.79

Finding the Fourth Proportional to 26,389.22, 39,583.83 and 22,255.79

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Solution

The fourth proportional to 26,389.22, 39,583.83 and 22,255.79 is: 33,383.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,389.22 : 39,583.83 = 22,255.79 : x
  2. Step 2: Convert to fraction form
    26,389.22/39,583.83 = 22,255.79/x
  3. Step 3: Cross multiply
    26,389.22x = 39,583.83 × 22,255.79
  4. Step 4: Simplify right side
    26,389.22x = 880,969,407.88
  5. Step 5: Solve for x
    x = 880,969,407.88/26,389.22
  6. Step 6: Final answer
    x = 33,383.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.