Home / 18,334.89-25,283.37-16,311.93

Finding the Fourth Proportional to 18,334.89, 25,283.37 and 16,311.93

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Solution

The fourth proportional to 18,334.89, 25,283.37 and 16,311.93 is: 22,493.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334.89 : 25,283.37 = 16,311.93 : x
  2. Step 2: Convert to fraction form
    18,334.89/25,283.37 = 16,311.93/x
  3. Step 3: Cross multiply
    18,334.89x = 25,283.37 × 16,311.93
  4. Step 4: Simplify right side
    18,334.89x = 412,420,561.60
  5. Step 5: Solve for x
    x = 412,420,561.60/18,334.89
  6. Step 6: Final answer
    x = 22,493.76

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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.