Home / 43,366.57-65,049.86-13,784.41

Finding the Fourth Proportional to 43,366.57, 65,049.86 and 13,784.41

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Solution

The fourth proportional to 43,366.57, 65,049.86 and 13,784.41 is: 20,676.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,366.57 : 65,049.86 = 13,784.41 : x
  2. Step 2: Convert to fraction form
    43,366.57/65,049.86 = 13,784.41/x
  3. Step 3: Cross multiply
    43,366.57x = 65,049.86 × 13,784.41
  4. Step 4: Simplify right side
    43,366.57x = 896,673,546.51
  5. Step 5: Solve for x
    x = 896,673,546.51/43,366.57
  6. Step 6: Final answer
    x = 20,676.61

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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.