Home / 29,353.41-43,930-18,674.37

Finding the Fourth Proportional to 29,353.41, 43,930 and 18,674.37

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Solution

The fourth proportional to 29,353.41, 43,930 and 18,674.37 is: 27,947.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,353.41 : 43,930 = 18,674.37 : x
  2. Step 2: Convert to fraction form
    29,353.41/43,930 = 18,674.37/x
  3. Step 3: Cross multiply
    29,353.41x = 43,930 × 18,674.37
  4. Step 4: Simplify right side
    29,353.41x = 820,365,074.10
  5. Step 5: Solve for x
    x = 820,365,074.10/29,353.41
  6. Step 6: Final answer
    x = 27,947.86

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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.