Home / 40,013.40-55,171.64-27,274.12

Finding the Fourth Proportional to 40,013.40, 55,171.64 and 27,274.12

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Solution

The fourth proportional to 40,013.40, 55,171.64 and 27,274.12 is: 37,606.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,013.40 : 55,171.64 = 27,274.12 : x
  2. Step 2: Convert to fraction form
    40,013.40/55,171.64 = 27,274.12/x
  3. Step 3: Cross multiply
    40,013.40x = 55,171.64 × 27,274.12
  4. Step 4: Simplify right side
    40,013.40x = 1,504,757,929.96
  5. Step 5: Solve for x
    x = 1,504,757,929.96/40,013.40
  6. Step 6: Final answer
    x = 37,606.35

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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.