Home / 36,955.64-55,442.17-11,995.70

Finding the Fourth Proportional to 36,955.64, 55,442.17 and 11,995.70

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Solution

The fourth proportional to 36,955.64, 55,442.17 and 11,995.70 is: 17,996.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,955.64 : 55,442.17 = 11,995.70 : x
  2. Step 2: Convert to fraction form
    36,955.64/55,442.17 = 11,995.70/x
  3. Step 3: Cross multiply
    36,955.64x = 55,442.17 × 11,995.70
  4. Step 4: Simplify right side
    36,955.64x = 665,067,376.45
  5. Step 5: Solve for x
    x = 665,067,376.45/36,955.64
  6. Step 6: Final answer
    x = 17,996.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.