Home / 36,341.82-50,150.40-20,427.14

Finding the Fourth Proportional to 36,341.82, 50,150.40 and 20,427.14

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Solution

The fourth proportional to 36,341.82, 50,150.40 and 20,427.14 is: 28,188.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,341.82 : 50,150.40 = 20,427.14 : x
  2. Step 2: Convert to fraction form
    36,341.82/50,150.40 = 20,427.14/x
  3. Step 3: Cross multiply
    36,341.82x = 50,150.40 × 20,427.14
  4. Step 4: Simplify right side
    36,341.82x = 1,024,429,241.86
  5. Step 5: Solve for x
    x = 1,024,429,241.86/36,341.82
  6. Step 6: Final answer
    x = 28,188.72

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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.