Home / 30,369.58-41,891.05-19,610.35

Finding the Fourth Proportional to 30,369.58, 41,891.05 and 19,610.35

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Solution

The fourth proportional to 30,369.58, 41,891.05 and 19,610.35 is: 27,050.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,369.58 : 41,891.05 = 19,610.35 : x
  2. Step 2: Convert to fraction form
    30,369.58/41,891.05 = 19,610.35/x
  3. Step 3: Cross multiply
    30,369.58x = 41,891.05 × 19,610.35
  4. Step 4: Simplify right side
    30,369.58x = 821,498,103.34
  5. Step 5: Solve for x
    x = 821,498,103.34/30,369.58
  6. Step 6: Final answer
    x = 27,050.03

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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.