Home / 25,454.88-38,163.12-16,692

Finding the Fourth Proportional to 25,454.88, 38,163.12 and 16,692

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Solution

The fourth proportional to 25,454.88, 38,163.12 and 16,692 is: 25,025.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,454.88 : 38,163.12 = 16,692 : x
  2. Step 2: Convert to fraction form
    25,454.88/38,163.12 = 16,692/x
  3. Step 3: Cross multiply
    25,454.88x = 38,163.12 × 16,692
  4. Step 4: Simplify right side
    25,454.88x = 637,018,799.04
  5. Step 5: Solve for x
    x = 637,018,799.04/25,454.88
  6. Step 6: Final answer
    x = 25,025.41

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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.