Home / 37,338.38-51,525.11-20,342.54

Finding the Fourth Proportional to 37,338.38, 51,525.11 and 20,342.54

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Solution

The fourth proportional to 37,338.38, 51,525.11 and 20,342.54 is: 28,071.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,338.38 : 51,525.11 = 20,342.54 : x
  2. Step 2: Convert to fraction form
    37,338.38/51,525.11 = 20,342.54/x
  3. Step 3: Cross multiply
    37,338.38x = 51,525.11 × 20,342.54
  4. Step 4: Simplify right side
    37,338.38x = 1,048,151,251.84
  5. Step 5: Solve for x
    x = 1,048,151,251.84/37,338.38
  6. Step 6: Final answer
    x = 28,071.69

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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.