Home / 26,983.99-40,480.67-8,263.59

Finding the Fourth Proportional to 26,983.99, 40,480.67 and 8,263.59

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Solution

The fourth proportional to 26,983.99, 40,480.67 and 8,263.59 is: 12,396.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,983.99 : 40,480.67 = 8,263.59 : x
  2. Step 2: Convert to fraction form
    26,983.99/40,480.67 = 8,263.59/x
  3. Step 3: Cross multiply
    26,983.99x = 40,480.67 × 8,263.59
  4. Step 4: Simplify right side
    26,983.99x = 334,515,659.81
  5. Step 5: Solve for x
    x = 334,515,659.81/26,983.99
  6. Step 6: Final answer
    x = 12,396.82

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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.