Home / 26,280.46-39,412.23-8,745.58

Finding the Fourth Proportional to 26,280.46, 39,412.23 and 8,745.58

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Solution

The fourth proportional to 26,280.46, 39,412.23 and 8,745.58 is: 13,115.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,280.46 : 39,412.23 = 8,745.58 : x
  2. Step 2: Convert to fraction form
    26,280.46/39,412.23 = 8,745.58/x
  3. Step 3: Cross multiply
    26,280.46x = 39,412.23 × 8,745.58
  4. Step 4: Simplify right side
    26,280.46x = 344,682,810.44
  5. Step 5: Solve for x
    x = 344,682,810.44/26,280.46
  6. Step 6: Final answer
    x = 13,115.55

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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.