Home / 20,166.88-27,834.96-11,788.24

Finding the Fourth Proportional to 20,166.88, 27,834.96 and 11,788.24

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Solution

The fourth proportional to 20,166.88, 27,834.96 and 11,788.24 is: 16,270.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,166.88 : 27,834.96 = 11,788.24 : x
  2. Step 2: Convert to fraction form
    20,166.88/27,834.96 = 11,788.24/x
  3. Step 3: Cross multiply
    20,166.88x = 27,834.96 × 11,788.24
  4. Step 4: Simplify right side
    20,166.88x = 328,125,188.87
  5. Step 5: Solve for x
    x = 328,125,188.87/20,166.88
  6. Step 6: Final answer
    x = 16,270.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.