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Finding the Fourth Proportional to 13,773.58, 19,007.67 and 8,183.50

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Solution

The fourth proportional to 13,773.58, 19,007.67 and 8,183.50 is: 11,293.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,773.58 : 19,007.67 = 8,183.50 : x
  2. Step 2: Convert to fraction form
    13,773.58/19,007.67 = 8,183.50/x
  3. Step 3: Cross multiply
    13,773.58x = 19,007.67 × 8,183.50
  4. Step 4: Simplify right side
    13,773.58x = 155,549,267.45
  5. Step 5: Solve for x
    x = 155,549,267.45/13,773.58
  6. Step 6: Final answer
    x = 11,293.31

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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.