Home / 43,733.45-65,586.94-12,135.85

Finding the Fourth Proportional to 43,733.45, 65,586.94 and 12,135.85

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Solution

The fourth proportional to 43,733.45, 65,586.94 and 12,135.85 is: 18,200.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,733.45 : 65,586.94 = 12,135.85 : x
  2. Step 2: Convert to fraction form
    43,733.45/65,586.94 = 12,135.85/x
  3. Step 3: Cross multiply
    43,733.45x = 65,586.94 × 12,135.85
  4. Step 4: Simplify right side
    43,733.45x = 795,953,071.49
  5. Step 5: Solve for x
    x = 795,953,071.49/43,733.45
  6. Step 6: Final answer
    x = 18,200.10

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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.