Home / 29,579.70-40,821.01-16,834.80

Finding the Fourth Proportional to 29,579.70, 40,821.01 and 16,834.80

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Solution

The fourth proportional to 29,579.70, 40,821.01 and 16,834.80 is: 23,232.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,579.70 : 40,821.01 = 16,834.80 : x
  2. Step 2: Convert to fraction form
    29,579.70/40,821.01 = 16,834.80/x
  3. Step 3: Cross multiply
    29,579.70x = 40,821.01 × 16,834.80
  4. Step 4: Simplify right side
    29,579.70x = 687,213,744.84
  5. Step 5: Solve for x
    x = 687,213,744.84/29,579.70
  6. Step 6: Final answer
    x = 23,232.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.