Home / 18,946.07-26,147.34-10,880.85

Finding the Fourth Proportional to 18,946.07, 26,147.34 and 10,880.85

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Solution

The fourth proportional to 18,946.07, 26,147.34 and 10,880.85 is: 15,016.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,946.07 : 26,147.34 = 10,880.85 : x
  2. Step 2: Convert to fraction form
    18,946.07/26,147.34 = 10,880.85/x
  3. Step 3: Cross multiply
    18,946.07x = 26,147.34 × 10,880.85
  4. Step 4: Simplify right side
    18,946.07x = 284,505,284.44
  5. Step 5: Solve for x
    x = 284,505,284.44/18,946.07
  6. Step 6: Final answer
    x = 15,016.59

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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.