Home / 14,206.22-19,606.86-11,174.49

Finding the Fourth Proportional to 14,206.22, 19,606.86 and 11,174.49

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Solution

The fourth proportional to 14,206.22, 19,606.86 and 11,174.49 is: 15,422.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,206.22 : 19,606.86 = 11,174.49 : x
  2. Step 2: Convert to fraction form
    14,206.22/19,606.86 = 11,174.49/x
  3. Step 3: Cross multiply
    14,206.22x = 19,606.86 × 11,174.49
  4. Step 4: Simplify right side
    14,206.22x = 219,096,661.00
  5. Step 5: Solve for x
    x = 219,096,661.00/14,206.22
  6. Step 6: Final answer
    x = 15,422.59

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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.