Home / 47,119.86-65,025.63-25,899.03

Finding the Fourth Proportional to 47,119.86, 65,025.63 and 25,899.03

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Solution

The fourth proportional to 47,119.86, 65,025.63 and 25,899.03 is: 35,740.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,119.86 : 65,025.63 = 25,899.03 : x
  2. Step 2: Convert to fraction form
    47,119.86/65,025.63 = 25,899.03/x
  3. Step 3: Cross multiply
    47,119.86x = 65,025.63 × 25,899.03
  4. Step 4: Simplify right side
    47,119.86x = 1,684,100,742.14
  5. Step 5: Solve for x
    x = 1,684,100,742.14/47,119.86
  6. Step 6: Final answer
    x = 35,740.78

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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.