Home / 30,040.30-41,455.18-16,611.26

Finding the Fourth Proportional to 30,040.30, 41,455.18 and 16,611.26

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Solution

The fourth proportional to 30,040.30, 41,455.18 and 16,611.26 is: 22,923.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,040.30 : 41,455.18 = 16,611.26 : x
  2. Step 2: Convert to fraction form
    30,040.30/41,455.18 = 16,611.26/x
  3. Step 3: Cross multiply
    30,040.30x = 41,455.18 × 16,611.26
  4. Step 4: Simplify right side
    30,040.30x = 688,622,773.33
  5. Step 5: Solve for x
    x = 688,622,773.33/30,040.30
  6. Step 6: Final answer
    x = 22,923.30

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1.5x scale

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.