Home / 19,086.73-26,333.57-11,535.30

Finding the Fourth Proportional to 19,086.73, 26,333.57 and 11,535.30

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Solution

The fourth proportional to 19,086.73, 26,333.57 and 11,535.30 is: 15,915.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,086.73 : 26,333.57 = 11,535.30 : x
  2. Step 2: Convert to fraction form
    19,086.73/26,333.57 = 11,535.30/x
  3. Step 3: Cross multiply
    19,086.73x = 26,333.57 × 11,535.30
  4. Step 4: Simplify right side
    19,086.73x = 303,765,658.86
  5. Step 5: Solve for x
    x = 303,765,658.86/19,086.73
  6. Step 6: Final answer
    x = 15,915.02

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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.