Home / 20,093.38-30,130.35-6,941.14

Finding the Fourth Proportional to 20,093.38, 30,130.35 and 6,941.14

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Solution

The fourth proportional to 20,093.38, 30,130.35 and 6,941.14 is: 10,408.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,093.38 : 30,130.35 = 6,941.14 : x
  2. Step 2: Convert to fraction form
    20,093.38/30,130.35 = 6,941.14/x
  3. Step 3: Cross multiply
    20,093.38x = 30,130.35 × 6,941.14
  4. Step 4: Simplify right side
    20,093.38x = 209,138,977.60
  5. Step 5: Solve for x
    x = 209,138,977.60/20,093.38
  6. Step 6: Final answer
    x = 10,408.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.