Home / 18,646.38-27,987.93-15,546.24

Finding the Fourth Proportional to 18,646.38, 27,987.93 and 15,546.24

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Solution

The fourth proportional to 18,646.38, 27,987.93 and 15,546.24 is: 23,334.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,646.38 : 27,987.93 = 15,546.24 : x
  2. Step 2: Convert to fraction form
    18,646.38/27,987.93 = 15,546.24/x
  3. Step 3: Cross multiply
    18,646.38x = 27,987.93 × 15,546.24
  4. Step 4: Simplify right side
    18,646.38x = 435,107,076.88
  5. Step 5: Solve for x
    x = 435,107,076.88/18,646.38
  6. Step 6: Final answer
    x = 23,334.67

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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.