Home / 65,942.84-98,926.43-21,571.94

Finding the Fourth Proportional to 65,942.84, 98,926.43 and 21,571.94

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Solution

The fourth proportional to 65,942.84, 98,926.43 and 21,571.94 is: 32,361.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,942.84 : 98,926.43 = 21,571.94 : x
  2. Step 2: Convert to fraction form
    65,942.84/98,926.43 = 21,571.94/x
  3. Step 3: Cross multiply
    65,942.84x = 98,926.43 × 21,571.94
  4. Step 4: Simplify right side
    65,942.84x = 2,134,034,409.88
  5. Step 5: Solve for x
    x = 2,134,034,409.88/65,942.84
  6. Step 6: Final answer
    x = 32,361.88

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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.