Home / 47,120.92-65,025.42-25,900.12

Finding the Fourth Proportional to 47,120.92, 65,025.42 and 25,900.12

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Solution

The fourth proportional to 47,120.92, 65,025.42 and 25,900.12 is: 35,741.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,120.92 : 65,025.42 = 25,900.12 : x
  2. Step 2: Convert to fraction form
    47,120.92/65,025.42 = 25,900.12/x
  3. Step 3: Cross multiply
    47,120.92x = 65,025.42 × 25,900.12
  4. Step 4: Simplify right side
    47,120.92x = 1,684,166,181.05
  5. Step 5: Solve for x
    x = 1,684,166,181.05/47,120.92
  6. Step 6: Final answer
    x = 35,741.37

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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.