Home / 30,054.21-41,474.82-18,114.41

Finding the Fourth Proportional to 30,054.21, 41,474.82 and 18,114.41

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Solution

The fourth proportional to 30,054.21, 41,474.82 and 18,114.41 is: 24,997.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,054.21 : 41,474.82 = 18,114.41 : x
  2. Step 2: Convert to fraction form
    30,054.21/41,474.82 = 18,114.41/x
  3. Step 3: Cross multiply
    30,054.21x = 41,474.82 × 18,114.41
  4. Step 4: Simplify right side
    30,054.21x = 751,291,686.78
  5. Step 5: Solve for x
    x = 751,291,686.78/30,054.21
  6. Step 6: Final answer
    x = 24,997.89

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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.