Home / 25,158.21-37,735.13-8,517.87

Finding the Fourth Proportional to 25,158.21, 37,735.13 and 8,517.87

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Solution

The fourth proportional to 25,158.21, 37,735.13 and 8,517.87 is: 12,776.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,158.21 : 37,735.13 = 8,517.87 : x
  2. Step 2: Convert to fraction form
    25,158.21/37,735.13 = 8,517.87/x
  3. Step 3: Cross multiply
    25,158.21x = 37,735.13 × 8,517.87
  4. Step 4: Simplify right side
    25,158.21x = 321,422,953.07
  5. Step 5: Solve for x
    x = 321,422,953.07/25,158.21
  6. Step 6: Final answer
    x = 12,776.07

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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.