Home / 17,538.79-24,185.10-11,562.81

Finding the Fourth Proportional to 17,538.79, 24,185.10 and 11,562.81

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Solution

The fourth proportional to 17,538.79, 24,185.10 and 11,562.81 is: 15,944.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,538.79 : 24,185.10 = 11,562.81 : x
  2. Step 2: Convert to fraction form
    17,538.79/24,185.10 = 11,562.81/x
  3. Step 3: Cross multiply
    17,538.79x = 24,185.10 × 11,562.81
  4. Step 4: Simplify right side
    17,538.79x = 279,647,716.13
  5. Step 5: Solve for x
    x = 279,647,716.13/17,538.79
  6. Step 6: Final answer
    x = 15,944.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.