Home / 26,090.07-39,139.98-11,859.58

Finding the Fourth Proportional to 26,090.07, 39,139.98 and 11,859.58

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Solution

The fourth proportional to 26,090.07, 39,139.98 and 11,859.58 is: 17,791.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,090.07 : 39,139.98 = 11,859.58 : x
  2. Step 2: Convert to fraction form
    26,090.07/39,139.98 = 11,859.58/x
  3. Step 3: Cross multiply
    26,090.07x = 39,139.98 × 11,859.58
  4. Step 4: Simplify right side
    26,090.07x = 464,183,724.01
  5. Step 5: Solve for x
    x = 464,183,724.01/26,090.07
  6. Step 6: Final answer
    x = 17,791.59

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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.