Home / 19,354.56-26,702.98-11,286.39

Finding the Fourth Proportional to 19,354.56, 26,702.98 and 11,286.39

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Solution

The fourth proportional to 19,354.56, 26,702.98 and 11,286.39 is: 15,571.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,354.56 : 26,702.98 = 11,286.39 : x
  2. Step 2: Convert to fraction form
    19,354.56/26,702.98 = 11,286.39/x
  3. Step 3: Cross multiply
    19,354.56x = 26,702.98 × 11,286.39
  4. Step 4: Simplify right side
    19,354.56x = 301,380,056.50
  5. Step 5: Solve for x
    x = 301,380,056.50/19,354.56
  6. Step 6: Final answer
    x = 15,571.53

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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.