Home / 22,146.21-30,536.94-18,100.48

Finding the Fourth Proportional to 22,146.21, 30,536.94 and 18,100.48

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Solution

The fourth proportional to 22,146.21, 30,536.94 and 18,100.48 is: 24,958.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,146.21 : 30,536.94 = 18,100.48 : x
  2. Step 2: Convert to fraction form
    22,146.21/30,536.94 = 18,100.48/x
  3. Step 3: Cross multiply
    22,146.21x = 30,536.94 × 18,100.48
  4. Step 4: Simplify right side
    22,146.21x = 552,733,313.76
  5. Step 5: Solve for x
    x = 552,733,313.76/22,146.21
  6. Step 6: Final answer
    x = 24,958.37

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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.