Home / 38,002.92-57,004.38-10,300.92

Finding the Fourth Proportional to 38,002.92, 57,004.38 and 10,300.92

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Solution

The fourth proportional to 38,002.92, 57,004.38 and 10,300.92 is: 15,451.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,002.92 : 57,004.38 = 10,300.92 : x
  2. Step 2: Convert to fraction form
    38,002.92/57,004.38 = 10,300.92/x
  3. Step 3: Cross multiply
    38,002.92x = 57,004.38 × 10,300.92
  4. Step 4: Simplify right side
    38,002.92x = 587,197,693.88
  5. Step 5: Solve for x
    x = 587,197,693.88/38,002.92
  6. Step 6: Final answer
    x = 15,451.38

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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.