Home / 18,584.18-25,645.22-11,030.84

Finding the Fourth Proportional to 18,584.18, 25,645.22 and 11,030.84

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Solution

The fourth proportional to 18,584.18, 25,645.22 and 11,030.84 is: 15,221.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,584.18 : 25,645.22 = 11,030.84 : x
  2. Step 2: Convert to fraction form
    18,584.18/25,645.22 = 11,030.84/x
  3. Step 3: Cross multiply
    18,584.18x = 25,645.22 × 11,030.84
  4. Step 4: Simplify right side
    18,584.18x = 282,888,190.36
  5. Step 5: Solve for x
    x = 282,888,190.36/18,584.18
  6. Step 6: Final answer
    x = 15,221.99

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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.