Home / 13,850.98-19,108.12-8,548.82

Finding the Fourth Proportional to 13,850.98, 19,108.12 and 8,548.82

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Solution

The fourth proportional to 13,850.98, 19,108.12 and 8,548.82 is: 11,793.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850.98 : 19,108.12 = 8,548.82 : x
  2. Step 2: Convert to fraction form
    13,850.98/19,108.12 = 8,548.82/x
  3. Step 3: Cross multiply
    13,850.98x = 19,108.12 × 8,548.82
  4. Step 4: Simplify right side
    13,850.98x = 163,351,878.42
  5. Step 5: Solve for x
    x = 163,351,878.42/13,850.98
  6. Step 6: Final answer
    x = 11,793.52

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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.