Home / 21,184.38-29,233.47-11,624.03

Finding the Fourth Proportional to 21,184.38, 29,233.47 and 11,624.03

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Solution

The fourth proportional to 21,184.38, 29,233.47 and 11,624.03 is: 16,040.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,184.38 : 29,233.47 = 11,624.03 : x
  2. Step 2: Convert to fraction form
    21,184.38/29,233.47 = 11,624.03/x
  3. Step 3: Cross multiply
    21,184.38x = 29,233.47 × 11,624.03
  4. Step 4: Simplify right side
    21,184.38x = 339,810,732.28
  5. Step 5: Solve for x
    x = 339,810,732.28/21,184.38
  6. Step 6: Final answer
    x = 16,040.63

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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.