Home / 43,824.20-65,739.92-14,241.36

Finding the Fourth Proportional to 43,824.20, 65,739.92 and 14,241.36

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Solution

The fourth proportional to 43,824.20, 65,739.92 and 14,241.36 is: 21,363.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,824.20 : 65,739.92 = 14,241.36 : x
  2. Step 2: Convert to fraction form
    43,824.20/65,739.92 = 14,241.36/x
  3. Step 3: Cross multiply
    43,824.20x = 65,739.92 × 14,241.36
  4. Step 4: Simplify right side
    43,824.20x = 936,225,867.09
  5. Step 5: Solve for x
    x = 936,225,867.09/43,824.20
  6. Step 6: Final answer
    x = 21,363.22

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1.5x scale

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.