Home / 29,703.45-40,990.14-16,274.04

Finding the Fourth Proportional to 29,703.45, 40,990.14 and 16,274.04

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Solution

The fourth proportional to 29,703.45, 40,990.14 and 16,274.04 is: 22,457.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,703.45 : 40,990.14 = 16,274.04 : x
  2. Step 2: Convert to fraction form
    29,703.45/40,990.14 = 16,274.04/x
  3. Step 3: Cross multiply
    29,703.45x = 40,990.14 × 16,274.04
  4. Step 4: Simplify right side
    29,703.45x = 667,075,177.97
  5. Step 5: Solve for x
    x = 667,075,177.97/29,703.45
  6. Step 6: Final answer
    x = 22,457.83

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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.