Home / 36,836.62-55,223.69-13,137.03

Finding the Fourth Proportional to 36,836.62, 55,223.69 and 13,137.03

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Solution

The fourth proportional to 36,836.62, 55,223.69 and 13,137.03 is: 19,694.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,836.62 : 55,223.69 = 13,137.03 : x
  2. Step 2: Convert to fraction form
    36,836.62/55,223.69 = 13,137.03/x
  3. Step 3: Cross multiply
    36,836.62x = 55,223.69 × 13,137.03
  4. Step 4: Simplify right side
    36,836.62x = 725,475,272.24
  5. Step 5: Solve for x
    x = 725,475,272.24/36,836.62
  6. Step 6: Final answer
    x = 19,694.40

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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.