Home / 26,137.08-39,171.60-11,330.28

Finding the Fourth Proportional to 26,137.08, 39,171.60 and 11,330.28

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Solution

The fourth proportional to 26,137.08, 39,171.60 and 11,330.28 is: 16,980.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,137.08 : 39,171.60 = 11,330.28 : x
  2. Step 2: Convert to fraction form
    26,137.08/39,171.60 = 11,330.28/x
  3. Step 3: Cross multiply
    26,137.08x = 39,171.60 × 11,330.28
  4. Step 4: Simplify right side
    26,137.08x = 443,825,196.05
  5. Step 5: Solve for x
    x = 443,825,196.05/26,137.08
  6. Step 6: Final answer
    x = 16,980.67

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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.