Home / 27,404.20-41,106.30-19,109.80

Finding the Fourth Proportional to 27,404.20, 41,106.30 and 19,109.80

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Solution

The fourth proportional to 27,404.20, 41,106.30 and 19,109.80 is: 28,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,404.20 : 41,106.30 = 19,109.80 : x
  2. Step 2: Convert to fraction form
    27,404.20/41,106.30 = 19,109.80/x
  3. Step 3: Cross multiply
    27,404.20x = 41,106.30 × 19,109.80
  4. Step 4: Simplify right side
    27,404.20x = 785,533,171.74
  5. Step 5: Solve for x
    x = 785,533,171.74/27,404.20
  6. Step 6: Final answer
    x = 28,664.70

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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.