Home / 18,072.93-26,986.37-15,946.84

Finding the Fourth Proportional to 18,072.93, 26,986.37 and 15,946.84

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Solution

The fourth proportional to 18,072.93, 26,986.37 and 15,946.84 is: 23,811.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072.93 : 26,986.37 = 15,946.84 : x
  2. Step 2: Convert to fraction form
    18,072.93/26,986.37 = 15,946.84/x
  3. Step 3: Cross multiply
    18,072.93x = 26,986.37 × 15,946.84
  4. Step 4: Simplify right side
    18,072.93x = 430,347,296.97
  5. Step 5: Solve for x
    x = 430,347,296.97/18,072.93
  6. Step 6: Final answer
    x = 23,811.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.