Home / 43,716.96-65,561.52-14,127.72

Finding the Fourth Proportional to 43,716.96, 65,561.52 and 14,127.72

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Solution

The fourth proportional to 43,716.96, 65,561.52 and 14,127.72 is: 21,187.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,716.96 : 65,561.52 = 14,127.72 : x
  2. Step 2: Convert to fraction form
    43,716.96/65,561.52 = 14,127.72/x
  3. Step 3: Cross multiply
    43,716.96x = 65,561.52 × 14,127.72
  4. Step 4: Simplify right side
    43,716.96x = 926,234,797.33
  5. Step 5: Solve for x
    x = 926,234,797.33/43,716.96
  6. Step 6: Final answer
    x = 21,187.08

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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.