Home / 43,845.09-65,752.95-14,255.67

Finding the Fourth Proportional to 43,845.09, 65,752.95 and 14,255.67

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Solution

The fourth proportional to 43,845.09, 65,752.95 and 14,255.67 is: 21,378.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,845.09 : 65,752.95 = 14,255.67 : x
  2. Step 2: Convert to fraction form
    43,845.09/65,752.95 = 14,255.67/x
  3. Step 3: Cross multiply
    43,845.09x = 65,752.95 × 14,255.67
  4. Step 4: Simplify right side
    43,845.09x = 937,352,356.73
  5. Step 5: Solve for x
    x = 937,352,356.73/43,845.09
  6. Step 6: Final answer
    x = 21,378.73

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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.