Home / 26,355.93-39,533.85-8,586.57

Finding the Fourth Proportional to 26,355.93, 39,533.85 and 8,586.57

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Solution

The fourth proportional to 26,355.93, 39,533.85 and 8,586.57 is: 12,879.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,355.93 : 39,533.85 = 8,586.57 : x
  2. Step 2: Convert to fraction form
    26,355.93/39,533.85 = 8,586.57/x
  3. Step 3: Cross multiply
    26,355.93x = 39,533.85 × 8,586.57
  4. Step 4: Simplify right side
    26,355.93x = 339,460,028.63
  5. Step 5: Solve for x
    x = 339,460,028.63/26,355.93
  6. Step 6: Final answer
    x = 12,879.83

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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.