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Finding the Fourth Proportional to 14,027.91, 19,361.02 and 8,363.02

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Solution

The fourth proportional to 14,027.91, 19,361.02 and 8,363.02 is: 11,542.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.91 : 19,361.02 = 8,363.02 : x
  2. Step 2: Convert to fraction form
    14,027.91/19,361.02 = 8,363.02/x
  3. Step 3: Cross multiply
    14,027.91x = 19,361.02 × 8,363.02
  4. Step 4: Simplify right side
    14,027.91x = 161,916,611.08
  5. Step 5: Solve for x
    x = 161,916,611.08/14,027.91
  6. Step 6: Final answer
    x = 11,542.46

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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.