Home / 14,268.11-19,691.66-8,300.03

Finding the Fourth Proportional to 14,268.11, 19,691.66 and 8,300.03

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Solution

The fourth proportional to 14,268.11, 19,691.66 and 8,300.03 is: 11,455.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.11 : 19,691.66 = 8,300.03 : x
  2. Step 2: Convert to fraction form
    14,268.11/19,691.66 = 8,300.03/x
  3. Step 3: Cross multiply
    14,268.11x = 19,691.66 × 8,300.03
  4. Step 4: Simplify right side
    14,268.11x = 163,441,327.25
  5. Step 5: Solve for x
    x = 163,441,327.25/14,268.11
  6. Step 6: Final answer
    x = 11,455.01

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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.