Home / 37,977.70-56,986.98-15,806.38

Finding the Fourth Proportional to 37,977.70, 56,986.98 and 15,806.38

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Solution

The fourth proportional to 37,977.70, 56,986.98 and 15,806.38 is: 23,718.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,977.70 : 56,986.98 = 15,806.38 : x
  2. Step 2: Convert to fraction form
    37,977.70/56,986.98 = 15,806.38/x
  3. Step 3: Cross multiply
    37,977.70x = 56,986.98 × 15,806.38
  4. Step 4: Simplify right side
    37,977.70x = 900,757,860.93
  5. Step 5: Solve for x
    x = 900,757,860.93/37,977.70
  6. Step 6: Final answer
    x = 23,718.07

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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.