Home / 27,912.21-41,852.90-14,551.87

Finding the Fourth Proportional to 27,912.21, 41,852.90 and 14,551.87

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Solution

The fourth proportional to 27,912.21, 41,852.90 and 14,551.87 is: 21,819.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,912.21 : 41,852.90 = 14,551.87 : x
  2. Step 2: Convert to fraction form
    27,912.21/41,852.90 = 14,551.87/x
  3. Step 3: Cross multiply
    27,912.21x = 41,852.90 × 14,551.87
  4. Step 4: Simplify right side
    27,912.21x = 609,037,750.66
  5. Step 5: Solve for x
    x = 609,037,750.66/27,912.21
  6. Step 6: Final answer
    x = 21,819.76

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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.