Home / 43,752.15-65,638.62-14,169.96

Finding the Fourth Proportional to 43,752.15, 65,638.62 and 14,169.96

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Solution

The fourth proportional to 43,752.15, 65,638.62 and 14,169.96 is: 21,258.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,752.15 : 65,638.62 = 14,169.96 : x
  2. Step 2: Convert to fraction form
    43,752.15/65,638.62 = 14,169.96/x
  3. Step 3: Cross multiply
    43,752.15x = 65,638.62 × 14,169.96
  4. Step 4: Simplify right side
    43,752.15x = 930,096,619.86
  5. Step 5: Solve for x
    x = 930,096,619.86/43,752.15
  6. Step 6: Final answer
    x = 21,258.31

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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.