Home / 38,912.36-58,353.88-12,610.04

Finding the Fourth Proportional to 38,912.36, 58,353.88 and 12,610.04

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Solution

The fourth proportional to 38,912.36, 58,353.88 and 12,610.04 is: 18,910.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,912.36 : 58,353.88 = 12,610.04 : x
  2. Step 2: Convert to fraction form
    38,912.36/58,353.88 = 12,610.04/x
  3. Step 3: Cross multiply
    38,912.36x = 58,353.88 × 12,610.04
  4. Step 4: Simplify right side
    38,912.36x = 735,844,760.96
  5. Step 5: Solve for x
    x = 735,844,760.96/38,912.36
  6. Step 6: Final answer
    x = 18,910.31

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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.