Home / 25,610.24-38,399.52-10,020.80

Finding the Fourth Proportional to 25,610.24, 38,399.52 and 10,020.80

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Solution

The fourth proportional to 25,610.24, 38,399.52 and 10,020.80 is: 15,025.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,610.24 : 38,399.52 = 10,020.80 : x
  2. Step 2: Convert to fraction form
    25,610.24/38,399.52 = 10,020.80/x
  3. Step 3: Cross multiply
    25,610.24x = 38,399.52 × 10,020.80
  4. Step 4: Simplify right side
    25,610.24x = 384,793,910.02
  5. Step 5: Solve for x
    x = 384,793,910.02/25,610.24
  6. Step 6: Final answer
    x = 15,025.00

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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.