Home / 26,640.85-36,764.38-14,704.99

Finding the Fourth Proportional to 26,640.85, 36,764.38 and 14,704.99

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Solution

The fourth proportional to 26,640.85, 36,764.38 and 14,704.99 is: 20,292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,640.85 : 36,764.38 = 14,704.99 : x
  2. Step 2: Convert to fraction form
    26,640.85/36,764.38 = 14,704.99/x
  3. Step 3: Cross multiply
    26,640.85x = 36,764.38 × 14,704.99
  4. Step 4: Simplify right side
    26,640.85x = 540,619,973.53
  5. Step 5: Solve for x
    x = 540,619,973.53/26,640.85
  6. Step 6: Final answer
    x = 20,292.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.