Home / 13,773.26-19,007.18-8,108.25

Finding the Fourth Proportional to 13,773.26, 19,007.18 and 8,108.25

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Solution

The fourth proportional to 13,773.26, 19,007.18 and 8,108.25 is: 11,189.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,773.26 : 19,007.18 = 8,108.25 : x
  2. Step 2: Convert to fraction form
    13,773.26/19,007.18 = 8,108.25/x
  3. Step 3: Cross multiply
    13,773.26x = 19,007.18 × 8,108.25
  4. Step 4: Simplify right side
    13,773.26x = 154,114,926.69
  5. Step 5: Solve for x
    x = 154,114,926.69/13,773.26
  6. Step 6: Final answer
    x = 11,189.43

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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.