Home / 38,007.54-57,027.70-20,473.86

Finding the Fourth Proportional to 38,007.54, 57,027.70 and 20,473.86

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Solution

The fourth proportional to 38,007.54, 57,027.70 and 20,473.86 is: 30,719.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,007.54 : 57,027.70 = 20,473.86 : x
  2. Step 2: Convert to fraction form
    38,007.54/57,027.70 = 20,473.86/x
  3. Step 3: Cross multiply
    38,007.54x = 57,027.70 × 20,473.86
  4. Step 4: Simplify right side
    38,007.54x = 1,167,577,145.92
  5. Step 5: Solve for x
    x = 1,167,577,145.92/38,007.54
  6. Step 6: Final answer
    x = 30,719.62

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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.