Home / 65,739.20-98,625.38-18,354.25

Finding the Fourth Proportional to 65,739.20, 98,625.38 and 18,354.25

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Solution

The fourth proportional to 65,739.20, 98,625.38 and 18,354.25 is: 27,536.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,739.20 : 98,625.38 = 18,354.25 : x
  2. Step 2: Convert to fraction form
    65,739.20/98,625.38 = 18,354.25/x
  3. Step 3: Cross multiply
    65,739.20x = 98,625.38 × 18,354.25
  4. Step 4: Simplify right side
    65,739.20x = 1,810,194,880.87
  5. Step 5: Solve for x
    x = 1,810,194,880.87/65,739.20
  6. Step 6: Final answer
    x = 27,536.00

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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.