Home / 26,559.70-39,830.37-11,778.96

Finding the Fourth Proportional to 26,559.70, 39,830.37 and 11,778.96

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Solution

The fourth proportional to 26,559.70, 39,830.37 and 11,778.96 is: 17,664.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,559.70 : 39,830.37 = 11,778.96 : x
  2. Step 2: Convert to fraction form
    26,559.70/39,830.37 = 11,778.96/x
  3. Step 3: Cross multiply
    26,559.70x = 39,830.37 × 11,778.96
  4. Step 4: Simplify right side
    26,559.70x = 469,160,335.02
  5. Step 5: Solve for x
    x = 469,160,335.02/26,559.70
  6. Step 6: Final answer
    x = 17,664.37

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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.