Home / 30,709.56-46,044.18-10,977.96

Finding the Fourth Proportional to 30,709.56, 46,044.18 and 10,977.96

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Solution

The fourth proportional to 30,709.56, 46,044.18 and 10,977.96 is: 16,459.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,709.56 : 46,044.18 = 10,977.96 : x
  2. Step 2: Convert to fraction form
    30,709.56/46,044.18 = 10,977.96/x
  3. Step 3: Cross multiply
    30,709.56x = 46,044.18 × 10,977.96
  4. Step 4: Simplify right side
    30,709.56x = 505,471,166.27
  5. Step 5: Solve for x
    x = 505,471,166.27/30,709.56
  6. Step 6: Final answer
    x = 16,459.73

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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.