Home / 20,283.94-30,441.62-13,262.06

Finding the Fourth Proportional to 20,283.94, 30,441.62 and 13,262.06

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Solution

The fourth proportional to 20,283.94, 30,441.62 and 13,262.06 is: 19,903.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,283.94 : 30,441.62 = 13,262.06 : x
  2. Step 2: Convert to fraction form
    20,283.94/30,441.62 = 13,262.06/x
  3. Step 3: Cross multiply
    20,283.94x = 30,441.62 × 13,262.06
  4. Step 4: Simplify right side
    20,283.94x = 403,718,590.94
  5. Step 5: Solve for x
    x = 403,718,590.94/20,283.94
  6. Step 6: Final answer
    x = 19,903.36

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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.