Home / 30,626.10-45,927.26-11,903.66

Finding the Fourth Proportional to 30,626.10, 45,927.26 and 11,903.66

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Solution

The fourth proportional to 30,626.10, 45,927.26 and 11,903.66 is: 17,850.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,626.10 : 45,927.26 = 11,903.66 : x
  2. Step 2: Convert to fraction form
    30,626.10/45,927.26 = 11,903.66/x
  3. Step 3: Cross multiply
    30,626.10x = 45,927.26 × 11,903.66
  4. Step 4: Simplify right side
    30,626.10x = 546,702,198.62
  5. Step 5: Solve for x
    x = 546,702,198.62/30,626.10
  6. Step 6: Final answer
    x = 17,850.86

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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.