Home / 13,919.70-19,196.16-11,096.46

Finding the Fourth Proportional to 13,919.70, 19,196.16 and 11,096.46

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Solution

The fourth proportional to 13,919.70, 19,196.16 and 11,096.46 is: 15,302.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,919.70 : 19,196.16 = 11,096.46 : x
  2. Step 2: Convert to fraction form
    13,919.70/19,196.16 = 11,096.46/x
  3. Step 3: Cross multiply
    13,919.70x = 19,196.16 × 11,096.46
  4. Step 4: Simplify right side
    13,919.70x = 213,009,421.59
  5. Step 5: Solve for x
    x = 213,009,421.59/13,919.70
  6. Step 6: Final answer
    x = 15,302.73

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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.