Home / 41,122.17-61,674.03-18,914.21

Finding the Fourth Proportional to 41,122.17, 61,674.03 and 18,914.21

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Solution

The fourth proportional to 41,122.17, 61,674.03 and 18,914.21 is: 28,367.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,122.17 : 61,674.03 = 18,914.21 : x
  2. Step 2: Convert to fraction form
    41,122.17/61,674.03 = 18,914.21/x
  3. Step 3: Cross multiply
    41,122.17x = 61,674.03 × 18,914.21
  4. Step 4: Simplify right side
    41,122.17x = 1,166,515,507.68
  5. Step 5: Solve for x
    x = 1,166,515,507.68/41,122.17
  6. Step 6: Final answer
    x = 28,367.07

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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.