Home / 37,811.99-56,727.32-15,631.71

Finding the Fourth Proportional to 37,811.99, 56,727.32 and 15,631.71

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Solution

The fourth proportional to 37,811.99, 56,727.32 and 15,631.71 is: 23,451.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,811.99 : 56,727.32 = 15,631.71 : x
  2. Step 2: Convert to fraction form
    37,811.99/56,727.32 = 15,631.71/x
  3. Step 3: Cross multiply
    37,811.99x = 56,727.32 × 15,631.71
  4. Step 4: Simplify right side
    37,811.99x = 886,744,731.68
  5. Step 5: Solve for x
    x = 886,744,731.68/37,811.99
  6. Step 6: Final answer
    x = 23,451.42

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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.