Home / 26,190.64-39,293.69-15,105.29

Finding the Fourth Proportional to 26,190.64, 39,293.69 and 15,105.29

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Solution

The fourth proportional to 26,190.64, 39,293.69 and 15,105.29 is: 22,662.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190.64 : 39,293.69 = 15,105.29 : x
  2. Step 2: Convert to fraction form
    26,190.64/39,293.69 = 15,105.29/x
  3. Step 3: Cross multiply
    26,190.64x = 39,293.69 × 15,105.29
  4. Step 4: Simplify right side
    26,190.64x = 593,542,395.59
  5. Step 5: Solve for x
    x = 593,542,395.59/26,190.64
  6. Step 6: Final answer
    x = 22,662.39

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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.