Home / 27,601.20-41,390.73-11,813.76

Finding the Fourth Proportional to 27,601.20, 41,390.73 and 11,813.76

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Solution

The fourth proportional to 27,601.20, 41,390.73 and 11,813.76 is: 17,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,601.20 : 41,390.73 = 11,813.76 : x
  2. Step 2: Convert to fraction form
    27,601.20/41,390.73 = 11,813.76/x
  3. Step 3: Cross multiply
    27,601.20x = 41,390.73 × 11,813.76
  4. Step 4: Simplify right side
    27,601.20x = 488,980,150.44
  5. Step 5: Solve for x
    x = 488,980,150.44/27,601.20
  6. Step 6: Final answer
    x = 17,715.90

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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.