Home / 14,102.22-19,454.15-11,863.28

Finding the Fourth Proportional to 14,102.22, 19,454.15 and 11,863.28

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Solution

The fourth proportional to 14,102.22, 19,454.15 and 11,863.28 is: 16,365.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,102.22 : 19,454.15 = 11,863.28 : x
  2. Step 2: Convert to fraction form
    14,102.22/19,454.15 = 11,863.28/x
  3. Step 3: Cross multiply
    14,102.22x = 19,454.15 × 11,863.28
  4. Step 4: Simplify right side
    14,102.22x = 230,789,872.02
  5. Step 5: Solve for x
    x = 230,789,872.02/14,102.22
  6. Step 6: Final answer
    x = 16,365.50

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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.