Home / 18,690.62-25,791.41-10,732.37

Finding the Fourth Proportional to 18,690.62, 25,791.41 and 10,732.37

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Solution

The fourth proportional to 18,690.62, 25,791.41 and 10,732.37 is: 14,809.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,690.62 : 25,791.41 = 10,732.37 : x
  2. Step 2: Convert to fraction form
    18,690.62/25,791.41 = 10,732.37/x
  3. Step 3: Cross multiply
    18,690.62x = 25,791.41 × 10,732.37
  4. Step 4: Simplify right side
    18,690.62x = 276,802,852.82
  5. Step 5: Solve for x
    x = 276,802,852.82/18,690.62
  6. Step 6: Final answer
    x = 14,809.72

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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.