Home / 65,865.28-98,816.42-26,450.07

Finding the Fourth Proportional to 65,865.28, 98,816.42 and 26,450.07

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Solution

The fourth proportional to 65,865.28, 98,816.42 and 26,450.07 is: 39,682.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,865.28 : 98,816.42 = 26,450.07 : x
  2. Step 2: Convert to fraction form
    65,865.28/98,816.42 = 26,450.07/x
  3. Step 3: Cross multiply
    65,865.28x = 98,816.42 × 26,450.07
  4. Step 4: Simplify right side
    65,865.28x = 2,613,701,093.90
  5. Step 5: Solve for x
    x = 2,613,701,093.90/65,865.28
  6. Step 6: Final answer
    x = 39,682.53

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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.