Home / 16,755.18-25,125.03-15,441.90

Finding the Fourth Proportional to 16,755.18, 25,125.03 and 15,441.90

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Solution

The fourth proportional to 16,755.18, 25,125.03 and 15,441.90 is: 23,155.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755.18 : 25,125.03 = 15,441.90 : x
  2. Step 2: Convert to fraction form
    16,755.18/25,125.03 = 15,441.90/x
  3. Step 3: Cross multiply
    16,755.18x = 25,125.03 × 15,441.90
  4. Step 4: Simplify right side
    16,755.18x = 387,978,200.76
  5. Step 5: Solve for x
    x = 387,978,200.76/16,755.18
  6. Step 6: Final answer
    x = 23,155.72

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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.