Home / 26,216.90-39,323.55-8,447.30

Finding the Fourth Proportional to 26,216.90, 39,323.55 and 8,447.30

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Solution

The fourth proportional to 26,216.90, 39,323.55 and 8,447.30 is: 12,670.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,216.90 : 39,323.55 = 8,447.30 : x
  2. Step 2: Convert to fraction form
    26,216.90/39,323.55 = 8,447.30/x
  3. Step 3: Cross multiply
    26,216.90x = 39,323.55 × 8,447.30
  4. Step 4: Simplify right side
    26,216.90x = 332,177,823.92
  5. Step 5: Solve for x
    x = 332,177,823.92/26,216.90
  6. Step 6: Final answer
    x = 12,670.37

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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.