Home / 36,996.72-55,470.69-13,292.39

Finding the Fourth Proportional to 36,996.72, 55,470.69 and 13,292.39

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Solution

The fourth proportional to 36,996.72, 55,470.69 and 13,292.39 is: 19,929.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,996.72 : 55,470.69 = 13,292.39 : x
  2. Step 2: Convert to fraction form
    36,996.72/55,470.69 = 13,292.39/x
  3. Step 3: Cross multiply
    36,996.72x = 55,470.69 × 13,292.39
  4. Step 4: Simplify right side
    36,996.72x = 737,337,767.70
  5. Step 5: Solve for x
    x = 737,337,767.70/36,996.72
  6. Step 6: Final answer
    x = 19,929.81

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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.