Home / 18,475.05-27,712.57-6,788.26

Finding the Fourth Proportional to 18,475.05, 27,712.57 and 6,788.26

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Solution

The fourth proportional to 18,475.05, 27,712.57 and 6,788.26 is: 10,182.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,475.05 : 27,712.57 = 6,788.26 : x
  2. Step 2: Convert to fraction form
    18,475.05/27,712.57 = 6,788.26/x
  3. Step 3: Cross multiply
    18,475.05x = 27,712.57 × 6,788.26
  4. Step 4: Simplify right side
    18,475.05x = 188,120,130.43
  5. Step 5: Solve for x
    x = 188,120,130.43/18,475.05
  6. Step 6: Final answer
    x = 10,182.39

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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.