Home / 30,370.68-41,897.25-19,756.44

Finding the Fourth Proportional to 30,370.68, 41,897.25 and 19,756.44

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Solution

The fourth proportional to 30,370.68, 41,897.25 and 19,756.44 is: 27,254.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,370.68 : 41,897.25 = 19,756.44 : x
  2. Step 2: Convert to fraction form
    30,370.68/41,897.25 = 19,756.44/x
  3. Step 3: Cross multiply
    30,370.68x = 41,897.25 × 19,756.44
  4. Step 4: Simplify right side
    30,370.68x = 827,740,505.79
  5. Step 5: Solve for x
    x = 827,740,505.79/30,370.68
  6. Step 6: Final answer
    x = 27,254.59

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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.