Home / 26,579.48-39,846.58-11,780.33

Finding the Fourth Proportional to 26,579.48, 39,846.58 and 11,780.33

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Solution

The fourth proportional to 26,579.48, 39,846.58 and 11,780.33 is: 17,660.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,579.48 : 39,846.58 = 11,780.33 : x
  2. Step 2: Convert to fraction form
    26,579.48/39,846.58 = 11,780.33/x
  3. Step 3: Cross multiply
    26,579.48x = 39,846.58 × 11,780.33
  4. Step 4: Simplify right side
    26,579.48x = 469,405,861.77
  5. Step 5: Solve for x
    x = 469,405,861.77/26,579.48
  6. Step 6: Final answer
    x = 17,660.46

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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.