Home / 25,355.73-38,020.50-8,711.27

Finding the Fourth Proportional to 25,355.73, 38,020.50 and 8,711.27

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Solution

The fourth proportional to 25,355.73, 38,020.50 and 8,711.27 is: 13,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,355.73 : 38,020.50 = 8,711.27 : x
  2. Step 2: Convert to fraction form
    25,355.73/38,020.50 = 8,711.27/x
  3. Step 3: Cross multiply
    25,355.73x = 38,020.50 × 8,711.27
  4. Step 4: Simplify right side
    25,355.73x = 331,206,650.93
  5. Step 5: Solve for x
    x = 331,206,650.93/25,355.73
  6. Step 6: Final answer
    x = 13,062.40

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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.