Home / 30,033.48-41,440.50-18,850.44

Finding the Fourth Proportional to 30,033.48, 41,440.50 and 18,850.44

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Solution

The fourth proportional to 30,033.48, 41,440.50 and 18,850.44 is: 26,010.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,033.48 : 41,440.50 = 18,850.44 : x
  2. Step 2: Convert to fraction form
    30,033.48/41,440.50 = 18,850.44/x
  3. Step 3: Cross multiply
    30,033.48x = 41,440.50 × 18,850.44
  4. Step 4: Simplify right side
    30,033.48x = 781,171,658.82
  5. Step 5: Solve for x
    x = 781,171,658.82/30,033.48
  6. Step 6: Final answer
    x = 26,010.03

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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.