Home / 18,570.33-25,628.00-11,850.57

Finding the Fourth Proportional to 18,570.33, 25,628.00 and 11,850.57

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Solution

The fourth proportional to 18,570.33, 25,628.00 and 11,850.57 is: 16,354.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,570.33 : 25,628.00 = 11,850.57 : x
  2. Step 2: Convert to fraction form
    18,570.33/25,628.00 = 11,850.57/x
  3. Step 3: Cross multiply
    18,570.33x = 25,628.00 × 11,850.57
  4. Step 4: Simplify right side
    18,570.33x = 303,706,348.71
  5. Step 5: Solve for x
    x = 303,706,348.71/18,570.33
  6. Step 6: Final answer
    x = 16,354.39

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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.