Home / 14,214.36-19,605.66-12,322.56

Finding the Fourth Proportional to 14,214.36, 19,605.66 and 12,322.56

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Solution

The fourth proportional to 14,214.36, 19,605.66 and 12,322.56 is: 16,996.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,214.36 : 19,605.66 = 12,322.56 : x
  2. Step 2: Convert to fraction form
    14,214.36/19,605.66 = 12,322.56/x
  3. Step 3: Cross multiply
    14,214.36x = 19,605.66 × 12,322.56
  4. Step 4: Simplify right side
    14,214.36x = 241,591,921.69
  5. Step 5: Solve for x
    x = 241,591,921.69/14,214.36
  6. Step 6: Final answer
    x = 16,996.33

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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.