Home / 16,999.92-23,438.80-11,322.23

Finding the Fourth Proportional to 16,999.92, 23,438.80 and 11,322.23

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Solution

The fourth proportional to 16,999.92, 23,438.80 and 11,322.23 is: 15,610.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,999.92 : 23,438.80 = 11,322.23 : x
  2. Step 2: Convert to fraction form
    16,999.92/23,438.80 = 11,322.23/x
  3. Step 3: Cross multiply
    16,999.92x = 23,438.80 × 11,322.23
  4. Step 4: Simplify right side
    16,999.92x = 265,379,381.48
  5. Step 5: Solve for x
    x = 265,379,381.48/16,999.92
  6. Step 6: Final answer
    x = 15,610.63

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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.