Home / 16,768.50-23,130.90-10,469.94

Finding the Fourth Proportional to 16,768.50, 23,130.90 and 10,469.94

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Solution

The fourth proportional to 16,768.50, 23,130.90 and 10,469.94 is: 14,442.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,768.50 : 23,130.90 = 10,469.94 : x
  2. Step 2: Convert to fraction form
    16,768.50/23,130.90 = 10,469.94/x
  3. Step 3: Cross multiply
    16,768.50x = 23,130.90 × 10,469.94
  4. Step 4: Simplify right side
    16,768.50x = 242,179,180.57
  5. Step 5: Solve for x
    x = 242,179,180.57/16,768.50
  6. Step 6: Final answer
    x = 14,442.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.