Home / 16,999.72-23,452.07-11,328.94

Finding the Fourth Proportional to 16,999.72, 23,452.07 and 11,328.94

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Solution

The fourth proportional to 16,999.72, 23,452.07 and 11,328.94 is: 15,628.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,999.72 : 23,452.07 = 11,328.94 : x
  2. Step 2: Convert to fraction form
    16,999.72/23,452.07 = 11,328.94/x
  3. Step 3: Cross multiply
    16,999.72x = 23,452.07 × 11,328.94
  4. Step 4: Simplify right side
    16,999.72x = 265,687,093.91
  5. Step 5: Solve for x
    x = 265,687,093.91/16,999.72
  6. Step 6: Final answer
    x = 15,628.91

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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.