Home / 18,850.90-26,016.78-10,893.46

Finding the Fourth Proportional to 18,850.90, 26,016.78 and 10,893.46

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Solution

The fourth proportional to 18,850.90, 26,016.78 and 10,893.46 is: 15,034.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,850.90 : 26,016.78 = 10,893.46 : x
  2. Step 2: Convert to fraction form
    18,850.90/26,016.78 = 10,893.46/x
  3. Step 3: Cross multiply
    18,850.90x = 26,016.78 × 10,893.46
  4. Step 4: Simplify right side
    18,850.90x = 283,412,752.26
  5. Step 5: Solve for x
    x = 283,412,752.26/18,850.90
  6. Step 6: Final answer
    x = 15,034.44

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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.