Home / 30,814.88-42,524.54-17,388.98

Finding the Fourth Proportional to 30,814.88, 42,524.54 and 17,388.98

Calculator

Solution

The fourth proportional to 30,814.88, 42,524.54 and 17,388.98 is: 23,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,814.88 : 42,524.54 = 17,388.98 : x
  2. Step 2: Convert to fraction form
    30,814.88/42,524.54 = 17,388.98/x
  3. Step 3: Cross multiply
    30,814.88x = 42,524.54 × 17,388.98
  4. Step 4: Simplify right side
    30,814.88x = 739,458,398.49
  5. Step 5: Solve for x
    x = 739,458,398.49/30,814.88
  6. Step 6: Final answer
    x = 23,996.80

Related Problems

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.