Home / 25,137.92-37,711.51-8,271.87

Finding the Fourth Proportional to 25,137.92, 37,711.51 and 8,271.87

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Solution

The fourth proportional to 25,137.92, 37,711.51 and 8,271.87 is: 12,409.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,137.92 : 37,711.51 = 8,271.87 : x
  2. Step 2: Convert to fraction form
    25,137.92/37,711.51 = 8,271.87/x
  3. Step 3: Cross multiply
    25,137.92x = 37,711.51 × 8,271.87
  4. Step 4: Simplify right side
    25,137.92x = 311,944,708.22
  5. Step 5: Solve for x
    x = 311,944,708.22/25,137.92
  6. Step 6: Final answer
    x = 12,409.33

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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.