Home / 37,231.68-51,379.56-20,464.32

Finding the Fourth Proportional to 37,231.68, 51,379.56 and 20,464.32

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Solution

The fourth proportional to 37,231.68, 51,379.56 and 20,464.32 is: 28,240.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,231.68 : 51,379.56 = 20,464.32 : x
  2. Step 2: Convert to fraction form
    37,231.68/51,379.56 = 20,464.32/x
  3. Step 3: Cross multiply
    37,231.68x = 51,379.56 × 20,464.32
  4. Step 4: Simplify right side
    37,231.68x = 1,051,447,757.30
  5. Step 5: Solve for x
    x = 1,051,447,757.30/37,231.68
  6. Step 6: Final answer
    x = 28,240.67

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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.