Home / 16,771.88-25,146.78-9,377.12

Finding the Fourth Proportional to 16,771.88, 25,146.78 and 9,377.12

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Solution

The fourth proportional to 16,771.88, 25,146.78 and 9,377.12 is: 14,059.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,771.88 : 25,146.78 = 9,377.12 : x
  2. Step 2: Convert to fraction form
    16,771.88/25,146.78 = 9,377.12/x
  3. Step 3: Cross multiply
    16,771.88x = 25,146.78 × 9,377.12
  4. Step 4: Simplify right side
    16,771.88x = 235,804,373.67
  5. Step 5: Solve for x
    x = 235,804,373.67/16,771.88
  6. Step 6: Final answer
    x = 14,059.51

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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.