Home / 14,408.14-19,888.96-12,383.54

Finding the Fourth Proportional to 14,408.14, 19,888.96 and 12,383.54

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Solution

The fourth proportional to 14,408.14, 19,888.96 and 12,383.54 is: 17,094.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,408.14 : 19,888.96 = 12,383.54 : x
  2. Step 2: Convert to fraction form
    14,408.14/19,888.96 = 12,383.54/x
  3. Step 3: Cross multiply
    14,408.14x = 19,888.96 × 12,383.54
  4. Step 4: Simplify right side
    14,408.14x = 246,295,731.72
  5. Step 5: Solve for x
    x = 246,295,731.72/14,408.14
  6. Step 6: Final answer
    x = 17,094.21

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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.