Home / 18,338.57-27,511.56-5,858.22

Finding the Fourth Proportional to 18,338.57, 27,511.56 and 5,858.22

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Solution

The fourth proportional to 18,338.57, 27,511.56 and 5,858.22 is: 8,788.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,338.57 : 27,511.56 = 5,858.22 : x
  2. Step 2: Convert to fraction form
    18,338.57/27,511.56 = 5,858.22/x
  3. Step 3: Cross multiply
    18,338.57x = 27,511.56 × 5,858.22
  4. Step 4: Simplify right side
    18,338.57x = 161,168,771.02
  5. Step 5: Solve for x
    x = 161,168,771.02/18,338.57
  6. Step 6: Final answer
    x = 8,788.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.