Home / 27,540.64-38,006.88-16,936.48

Finding the Fourth Proportional to 27,540.64, 38,006.88 and 16,936.48

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Solution

The fourth proportional to 27,540.64, 38,006.88 and 16,936.48 is: 23,372.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,540.64 : 38,006.88 = 16,936.48 : x
  2. Step 2: Convert to fraction form
    27,540.64/38,006.88 = 16,936.48/x
  3. Step 3: Cross multiply
    27,540.64x = 38,006.88 × 16,936.48
  4. Step 4: Simplify right side
    27,540.64x = 643,702,762.98
  5. Step 5: Solve for x
    x = 643,702,762.98/27,540.64
  6. Step 6: Final answer
    x = 23,372.83

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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.