Home / 17,811.45-24,575.39-11,516.25

Finding the Fourth Proportional to 17,811.45, 24,575.39 and 11,516.25

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Solution

The fourth proportional to 17,811.45, 24,575.39 and 11,516.25 is: 15,889.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,811.45 : 24,575.39 = 11,516.25 : x
  2. Step 2: Convert to fraction form
    17,811.45/24,575.39 = 11,516.25/x
  3. Step 3: Cross multiply
    17,811.45x = 24,575.39 × 11,516.25
  4. Step 4: Simplify right side
    17,811.45x = 283,016,277.51
  5. Step 5: Solve for x
    x = 283,016,277.51/17,811.45
  6. Step 6: Final answer
    x = 15,889.57

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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.