Home / 27,828.83-41,748.48-11,190.15

Finding the Fourth Proportional to 27,828.83, 41,748.48 and 11,190.15

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Solution

The fourth proportional to 27,828.83, 41,748.48 and 11,190.15 is: 16,787.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,828.83 : 41,748.48 = 11,190.15 : x
  2. Step 2: Convert to fraction form
    27,828.83/41,748.48 = 11,190.15/x
  3. Step 3: Cross multiply
    27,828.83x = 41,748.48 × 11,190.15
  4. Step 4: Simplify right side
    27,828.83x = 467,171,753.47
  5. Step 5: Solve for x
    x = 467,171,753.47/27,828.83
  6. Step 6: Final answer
    x = 16,787.33

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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.