Home / 23,189.41-34,789.58-18,463.44

Finding the Fourth Proportional to 23,189.41, 34,789.58 and 18,463.44

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Solution

The fourth proportional to 23,189.41, 34,789.58 and 18,463.44 is: 27,699.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,189.41 : 34,789.58 = 18,463.44 : x
  2. Step 2: Convert to fraction form
    23,189.41/34,789.58 = 18,463.44/x
  3. Step 3: Cross multiply
    23,189.41x = 34,789.58 × 18,463.44
  4. Step 4: Simplify right side
    23,189.41x = 642,335,230.64
  5. Step 5: Solve for x
    x = 642,335,230.64/23,189.41
  6. Step 6: Final answer
    x = 27,699.51

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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.