Home / 47,287.22-65,255.48-25,777.20

Finding the Fourth Proportional to 47,287.22, 65,255.48 and 25,777.20

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Solution

The fourth proportional to 47,287.22, 65,255.48 and 25,777.20 is: 35,572.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,287.22 : 65,255.48 = 25,777.20 : x
  2. Step 2: Convert to fraction form
    47,287.22/65,255.48 = 25,777.20/x
  3. Step 3: Cross multiply
    47,287.22x = 65,255.48 × 25,777.20
  4. Step 4: Simplify right side
    47,287.22x = 1,682,103,559.06
  5. Step 5: Solve for x
    x = 1,682,103,559.06/47,287.22
  6. Step 6: Final answer
    x = 35,572.05

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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.