Home / 36,090.21-49,804.56-20,174.67

Finding the Fourth Proportional to 36,090.21, 49,804.56 and 20,174.67

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Solution

The fourth proportional to 36,090.21, 49,804.56 and 20,174.67 is: 27,841.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,090.21 : 49,804.56 = 20,174.67 : x
  2. Step 2: Convert to fraction form
    36,090.21/49,804.56 = 20,174.67/x
  3. Step 3: Cross multiply
    36,090.21x = 49,804.56 × 20,174.67
  4. Step 4: Simplify right side
    36,090.21x = 1,004,790,562.50
  5. Step 5: Solve for x
    x = 1,004,790,562.50/36,090.21
  6. Step 6: Final answer
    x = 27,841.08

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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.