Home / 18,893.49-26,072.60-10,935.56

Finding the Fourth Proportional to 18,893.49, 26,072.60 and 10,935.56

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Solution

The fourth proportional to 18,893.49, 26,072.60 and 10,935.56 is: 15,090.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,893.49 : 26,072.60 = 10,935.56 : x
  2. Step 2: Convert to fraction form
    18,893.49/26,072.60 = 10,935.56/x
  3. Step 3: Cross multiply
    18,893.49x = 26,072.60 × 10,935.56
  4. Step 4: Simplify right side
    18,893.49x = 285,118,296.62
  5. Step 5: Solve for x
    x = 285,118,296.62/18,893.49
  6. Step 6: Final answer
    x = 15,090.82

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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.