Home / 13,892.32-20,850.27-5,577.96

Finding the Fourth Proportional to 13,892.32, 20,850.27 and 5,577.96

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Solution

The fourth proportional to 13,892.32, 20,850.27 and 5,577.96 is: 8,371.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,892.32 : 20,850.27 = 5,577.96 : x
  2. Step 2: Convert to fraction form
    13,892.32/20,850.27 = 5,577.96/x
  3. Step 3: Cross multiply
    13,892.32x = 20,850.27 × 5,577.96
  4. Step 4: Simplify right side
    13,892.32x = 116,301,944.16
  5. Step 5: Solve for x
    x = 116,301,944.16/13,892.32
  6. Step 6: Final answer
    x = 8,371.67

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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.