Home / 19,408.68-26,783.46-11,025

Finding the Fourth Proportional to 19,408.68, 26,783.46 and 11,025

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Solution

The fourth proportional to 19,408.68, 26,783.46 and 11,025 is: 15,214.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408.68 : 26,783.46 = 11,025 : x
  2. Step 2: Convert to fraction form
    19,408.68/26,783.46 = 11,025/x
  3. Step 3: Cross multiply
    19,408.68x = 26,783.46 × 11,025
  4. Step 4: Simplify right side
    19,408.68x = 295,287,646.50
  5. Step 5: Solve for x
    x = 295,287,646.50/19,408.68
  6. Step 6: Final answer
    x = 15,214.21

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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.