Home / 13,847.43-19,102.78-9,065.26

Finding the Fourth Proportional to 13,847.43, 19,102.78 and 9,065.26

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Solution

The fourth proportional to 13,847.43, 19,102.78 and 9,065.26 is: 12,505.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,847.43 : 19,102.78 = 9,065.26 : x
  2. Step 2: Convert to fraction form
    13,847.43/19,102.78 = 9,065.26/x
  3. Step 3: Cross multiply
    13,847.43x = 19,102.78 × 9,065.26
  4. Step 4: Simplify right side
    13,847.43x = 173,171,667.42
  5. Step 5: Solve for x
    x = 173,171,667.42/13,847.43
  6. Step 6: Final answer
    x = 12,505.69

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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.