Home / 36,794.16-55,185.66-13,420.62

Finding the Fourth Proportional to 36,794.16, 55,185.66 and 13,420.62

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Solution

The fourth proportional to 36,794.16, 55,185.66 and 13,420.62 is: 20,128.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,794.16 : 55,185.66 = 13,420.62 : x
  2. Step 2: Convert to fraction form
    36,794.16/55,185.66 = 13,420.62/x
  3. Step 3: Cross multiply
    36,794.16x = 55,185.66 × 13,420.62
  4. Step 4: Simplify right side
    36,794.16x = 740,625,772.31
  5. Step 5: Solve for x
    x = 740,625,772.31/36,794.16
  6. Step 6: Final answer
    x = 20,128.89

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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.