Home / 26,040.21-39,080.37-13,563.39

Finding the Fourth Proportional to 26,040.21, 39,080.37 and 13,563.39

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Solution

The fourth proportional to 26,040.21, 39,080.37 and 13,563.39 is: 20,355.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,040.21 : 39,080.37 = 13,563.39 : x
  2. Step 2: Convert to fraction form
    26,040.21/39,080.37 = 13,563.39/x
  3. Step 3: Cross multiply
    26,040.21x = 39,080.37 × 13,563.39
  4. Step 4: Simplify right side
    26,040.21x = 530,062,299.65
  5. Step 5: Solve for x
    x = 530,062,299.65/26,040.21
  6. Step 6: Final answer
    x = 20,355.53

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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.