Home / 36,894.69-55,328.45-13,195.80

Finding the Fourth Proportional to 36,894.69, 55,328.45 and 13,195.80

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Solution

The fourth proportional to 36,894.69, 55,328.45 and 13,195.80 is: 19,788.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,894.69 : 55,328.45 = 13,195.80 : x
  2. Step 2: Convert to fraction form
    36,894.69/55,328.45 = 13,195.80/x
  3. Step 3: Cross multiply
    36,894.69x = 55,328.45 × 13,195.80
  4. Step 4: Simplify right side
    36,894.69x = 730,103,094.53
  5. Step 5: Solve for x
    x = 730,103,094.53/36,894.69
  6. Step 6: Final answer
    x = 19,788.84

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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.