Home / 16,938.30-25,408.30-10,703.54

Finding the Fourth Proportional to 16,938.30, 25,408.30 and 10,703.54

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Solution

The fourth proportional to 16,938.30, 25,408.30 and 10,703.54 is: 16,055.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,938.30 : 25,408.30 = 10,703.54 : x
  2. Step 2: Convert to fraction form
    16,938.30/25,408.30 = 10,703.54/x
  3. Step 3: Cross multiply
    16,938.30x = 25,408.30 × 10,703.54
  4. Step 4: Simplify right side
    16,938.30x = 271,958,755.38
  5. Step 5: Solve for x
    x = 271,958,755.38/16,938.30
  6. Step 6: Final answer
    x = 16,055.85

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1.5x scale

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.