Home / 41,137.92-61,624.67-18,920.84

Finding the Fourth Proportional to 41,137.92, 61,624.67 and 18,920.84

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Solution

The fourth proportional to 41,137.92, 61,624.67 and 18,920.84 is: 28,343.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,137.92 : 61,624.67 = 18,920.84 : x
  2. Step 2: Convert to fraction form
    41,137.92/61,624.67 = 18,920.84/x
  3. Step 3: Cross multiply
    41,137.92x = 61,624.67 × 18,920.84
  4. Step 4: Simplify right side
    41,137.92x = 1,165,990,118.40
  5. Step 5: Solve for x
    x = 1,165,990,118.40/41,137.92
  6. Step 6: Final answer
    x = 28,343.44

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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.