Home / 26,091.51-39,137.26-15,768.87

Finding the Fourth Proportional to 26,091.51, 39,137.26 and 15,768.87

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Solution

The fourth proportional to 26,091.51, 39,137.26 and 15,768.87 is: 23,653.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,091.51 : 39,137.26 = 15,768.87 : x
  2. Step 2: Convert to fraction form
    26,091.51/39,137.26 = 15,768.87/x
  3. Step 3: Cross multiply
    26,091.51x = 39,137.26 × 15,768.87
  4. Step 4: Simplify right side
    26,091.51x = 617,150,365.10
  5. Step 5: Solve for x
    x = 617,150,365.10/26,091.51
  6. Step 6: Final answer
    x = 23,653.30

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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.