Home / 43,899.98-65,856.87-14,310.95

Finding the Fourth Proportional to 43,899.98, 65,856.87 and 14,310.95

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Solution

The fourth proportional to 43,899.98, 65,856.87 and 14,310.95 is: 21,468.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,899.98 : 65,856.87 = 14,310.95 : x
  2. Step 2: Convert to fraction form
    43,899.98/65,856.87 = 14,310.95/x
  3. Step 3: Cross multiply
    43,899.98x = 65,856.87 × 14,310.95
  4. Step 4: Simplify right side
    43,899.98x = 942,474,044.44
  5. Step 5: Solve for x
    x = 942,474,044.44/43,899.98
  6. Step 6: Final answer
    x = 21,468.67

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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.