Home / 18,005.37-26,997.39-6,154.88

Finding the Fourth Proportional to 18,005.37, 26,997.39 and 6,154.88

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Solution

The fourth proportional to 18,005.37, 26,997.39 and 6,154.88 is: 9,228.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005.37 : 26,997.39 = 6,154.88 : x
  2. Step 2: Convert to fraction form
    18,005.37/26,997.39 = 6,154.88/x
  3. Step 3: Cross multiply
    18,005.37x = 26,997.39 × 6,154.88
  4. Step 4: Simplify right side
    18,005.37x = 166,165,560.78
  5. Step 5: Solve for x
    x = 166,165,560.78/18,005.37
  6. Step 6: Final answer
    x = 9,228.67

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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.