Home / 65,912.05-98,872.67-26,469.15

Finding the Fourth Proportional to 65,912.05, 98,872.67 and 26,469.15

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Solution

The fourth proportional to 65,912.05, 98,872.67 and 26,469.15 is: 39,705.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,912.05 : 98,872.67 = 26,469.15 : x
  2. Step 2: Convert to fraction form
    65,912.05/98,872.67 = 26,469.15/x
  3. Step 3: Cross multiply
    65,912.05x = 98,872.67 × 26,469.15
  4. Step 4: Simplify right side
    65,912.05x = 2,617,075,400.78
  5. Step 5: Solve for x
    x = 2,617,075,400.78/65,912.05
  6. Step 6: Final answer
    x = 39,705.57

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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.