Home / 16,768.07-23,147.03-11,318.32

Finding the Fourth Proportional to 16,768.07, 23,147.03 and 11,318.32

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Solution

The fourth proportional to 16,768.07, 23,147.03 and 11,318.32 is: 15,624.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,768.07 : 23,147.03 = 11,318.32 : x
  2. Step 2: Convert to fraction form
    16,768.07/23,147.03 = 11,318.32/x
  3. Step 3: Cross multiply
    16,768.07x = 23,147.03 × 11,318.32
  4. Step 4: Simplify right side
    16,768.07x = 261,985,492.59
  5. Step 5: Solve for x
    x = 261,985,492.59/16,768.07
  6. Step 6: Final answer
    x = 15,624.07

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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.