Home / 47,119.87-65,023.77-25,899

Finding the Fourth Proportional to 47,119.87, 65,023.77 and 25,899

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Solution

The fourth proportional to 47,119.87, 65,023.77 and 25,899 is: 35,739.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,119.87 : 65,023.77 = 25,899 : x
  2. Step 2: Convert to fraction form
    47,119.87/65,023.77 = 25,899/x
  3. Step 3: Cross multiply
    47,119.87x = 65,023.77 × 25,899
  4. Step 4: Simplify right side
    47,119.87x = 1,684,050,619.23
  5. Step 5: Solve for x
    x = 1,684,050,619.23/47,119.87
  6. Step 6: Final answer
    x = 35,739.71

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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.