Home / 23,942.32-33,040.11-13,186.98

Finding the Fourth Proportional to 23,942.32, 33,040.11 and 13,186.98

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Solution

The fourth proportional to 23,942.32, 33,040.11 and 13,186.98 is: 18,197.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,942.32 : 33,040.11 = 13,186.98 : x
  2. Step 2: Convert to fraction form
    23,942.32/33,040.11 = 13,186.98/x
  3. Step 3: Cross multiply
    23,942.32x = 33,040.11 × 13,186.98
  4. Step 4: Simplify right side
    23,942.32x = 435,699,319.22
  5. Step 5: Solve for x
    x = 435,699,319.22/23,942.32
  6. Step 6: Final answer
    x = 18,197.88

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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.