Home / 26,051.70-39,077.55-8,517.30

Finding the Fourth Proportional to 26,051.70, 39,077.55 and 8,517.30

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Solution

The fourth proportional to 26,051.70, 39,077.55 and 8,517.30 is: 12,775.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,051.70 : 39,077.55 = 8,517.30 : x
  2. Step 2: Convert to fraction form
    26,051.70/39,077.55 = 8,517.30/x
  3. Step 3: Cross multiply
    26,051.70x = 39,077.55 × 8,517.30
  4. Step 4: Simplify right side
    26,051.70x = 332,835,216.62
  5. Step 5: Solve for x
    x = 332,835,216.62/26,051.70
  6. Step 6: Final answer
    x = 12,775.95

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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.