Home / 14,416.83-21,481.93-12,844.75

Finding the Fourth Proportional to 14,416.83, 21,481.93 and 12,844.75

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Solution

The fourth proportional to 14,416.83, 21,481.93 and 12,844.75 is: 19,139.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,416.83 : 21,481.93 = 12,844.75 : x
  2. Step 2: Convert to fraction form
    14,416.83/21,481.93 = 12,844.75/x
  3. Step 3: Cross multiply
    14,416.83x = 21,481.93 × 12,844.75
  4. Step 4: Simplify right side
    14,416.83x = 275,930,020.37
  5. Step 5: Solve for x
    x = 275,930,020.37/14,416.83
  6. Step 6: Final answer
    x = 19,139.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.