Home / 30,900.56-46,350.83-11,174.49

Finding the Fourth Proportional to 30,900.56, 46,350.83 and 11,174.49

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Solution

The fourth proportional to 30,900.56, 46,350.83 and 11,174.49 is: 16,761.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,900.56 : 46,350.83 = 11,174.49 : x
  2. Step 2: Convert to fraction form
    30,900.56/46,350.83 = 11,174.49/x
  3. Step 3: Cross multiply
    30,900.56x = 46,350.83 × 11,174.49
  4. Step 4: Simplify right side
    30,900.56x = 517,946,914.26
  5. Step 5: Solve for x
    x = 517,946,914.26/30,900.56
  6. Step 6: Final answer
    x = 16,761.74

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1.5x scale

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.