Home / 65,385.09-98,048.44-18,627.03

Finding the Fourth Proportional to 65,385.09, 98,048.44 and 18,627.03

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Solution

The fourth proportional to 65,385.09, 98,048.44 and 18,627.03 is: 27,932.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,385.09 : 98,048.44 = 18,627.03 : x
  2. Step 2: Convert to fraction form
    65,385.09/98,048.44 = 18,627.03/x
  3. Step 3: Cross multiply
    65,385.09x = 98,048.44 × 18,627.03
  4. Step 4: Simplify right side
    65,385.09x = 1,826,351,256.62
  5. Step 5: Solve for x
    x = 1,826,351,256.62/65,385.09
  6. Step 6: Final answer
    x = 27,932.23

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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.