Home / 41,511.21-62,278.71-20,457.54

Finding the Fourth Proportional to 41,511.21, 62,278.71 and 20,457.54

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Solution

The fourth proportional to 41,511.21, 62,278.71 and 20,457.54 is: 30,692.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,511.21 : 62,278.71 = 20,457.54 : x
  2. Step 2: Convert to fraction form
    41,511.21/62,278.71 = 20,457.54/x
  3. Step 3: Cross multiply
    41,511.21x = 62,278.71 × 20,457.54
  4. Step 4: Simplify right side
    41,511.21x = 1,274,069,200.97
  5. Step 5: Solve for x
    x = 1,274,069,200.97/41,511.21
  6. Step 6: Final answer
    x = 30,692.17

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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.