Home / 19,221.21-26,524.44-14,183.61

Finding the Fourth Proportional to 19,221.21, 26,524.44 and 14,183.61

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Solution

The fourth proportional to 19,221.21, 26,524.44 and 14,183.61 is: 19,572.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,221.21 : 26,524.44 = 14,183.61 : x
  2. Step 2: Convert to fraction form
    19,221.21/26,524.44 = 14,183.61/x
  3. Step 3: Cross multiply
    19,221.21x = 26,524.44 × 14,183.61
  4. Step 4: Simplify right side
    19,221.21x = 376,212,312.43
  5. Step 5: Solve for x
    x = 376,212,312.43/19,221.21
  6. Step 6: Final answer
    x = 19,572.77

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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.