Home / 13,866.41-19,134.16-8,201.36

Finding the Fourth Proportional to 13,866.41, 19,134.16 and 8,201.36

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Solution

The fourth proportional to 13,866.41, 19,134.16 and 8,201.36 is: 11,317.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,866.41 : 19,134.16 = 8,201.36 : x
  2. Step 2: Convert to fraction form
    13,866.41/19,134.16 = 8,201.36/x
  3. Step 3: Cross multiply
    13,866.41x = 19,134.16 × 8,201.36
  4. Step 4: Simplify right side
    13,866.41x = 156,926,161.79
  5. Step 5: Solve for x
    x = 156,926,161.79/13,866.41
  6. Step 6: Final answer
    x = 11,317.00

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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.