Home / 37,394.38-51,604.41-20,399.01

Finding the Fourth Proportional to 37,394.38, 51,604.41 and 20,399.01

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Solution

The fourth proportional to 37,394.38, 51,604.41 and 20,399.01 is: 28,150.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,394.38 : 51,604.41 = 20,399.01 : x
  2. Step 2: Convert to fraction form
    37,394.38/51,604.41 = 20,399.01/x
  3. Step 3: Cross multiply
    37,394.38x = 51,604.41 × 20,399.01
  4. Step 4: Simplify right side
    37,394.38x = 1,052,678,875.63
  5. Step 5: Solve for x
    x = 1,052,678,875.63/37,394.38
  6. Step 6: Final answer
    x = 28,150.72

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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.