Home / 30,359.03-41,868.14-19,029.69

Finding the Fourth Proportional to 30,359.03, 41,868.14 and 19,029.69

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Solution

The fourth proportional to 30,359.03, 41,868.14 and 19,029.69 is: 26,243.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,359.03 : 41,868.14 = 19,029.69 : x
  2. Step 2: Convert to fraction form
    30,359.03/41,868.14 = 19,029.69/x
  3. Step 3: Cross multiply
    30,359.03x = 41,868.14 × 19,029.69
  4. Step 4: Simplify right side
    30,359.03x = 796,737,629.93
  5. Step 5: Solve for x
    x = 796,737,629.93/30,359.03
  6. Step 6: Final answer
    x = 26,243.85

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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.