Home / 13,820.41-20,733.57-4,460.96

Finding the Fourth Proportional to 13,820.41, 20,733.57 and 4,460.96

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Solution

The fourth proportional to 13,820.41, 20,733.57 and 4,460.96 is: 6,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,820.41 : 20,733.57 = 4,460.96 : x
  2. Step 2: Convert to fraction form
    13,820.41/20,733.57 = 4,460.96/x
  3. Step 3: Cross multiply
    13,820.41x = 20,733.57 × 4,460.96
  4. Step 4: Simplify right side
    13,820.41x = 92,491,678.26
  5. Step 5: Solve for x
    x = 92,491,678.26/13,820.41
  6. Step 6: Final answer
    x = 6,692.40

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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.