Home / 16,420.80-24,635.26-4,734.94

Finding the Fourth Proportional to 16,420.80, 24,635.26 and 4,734.94

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Solution

The fourth proportional to 16,420.80, 24,635.26 and 4,734.94 is: 7,103.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,420.80 : 24,635.26 = 4,734.94 : x
  2. Step 2: Convert to fraction form
    16,420.80/24,635.26 = 4,734.94/x
  3. Step 3: Cross multiply
    16,420.80x = 24,635.26 × 4,734.94
  4. Step 4: Simplify right side
    16,420.80x = 116,646,477.98
  5. Step 5: Solve for x
    x = 116,646,477.98/16,420.80
  6. Step 6: Final answer
    x = 7,103.58

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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.