Home / 18,600.74-27,901.26-5,453.33

Finding the Fourth Proportional to 18,600.74, 27,901.26 and 5,453.33

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Solution

The fourth proportional to 18,600.74, 27,901.26 and 5,453.33 is: 8,180.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,600.74 : 27,901.26 = 5,453.33 : x
  2. Step 2: Convert to fraction form
    18,600.74/27,901.26 = 5,453.33/x
  3. Step 3: Cross multiply
    18,600.74x = 27,901.26 × 5,453.33
  4. Step 4: Simplify right side
    18,600.74x = 152,154,638.69
  5. Step 5: Solve for x
    x = 152,154,638.69/18,600.74
  6. Step 6: Final answer
    x = 8,180.03

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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.