Home / 27,468.15-41,174.46-10,821.72

Finding the Fourth Proportional to 27,468.15, 41,174.46 and 10,821.72

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Solution

The fourth proportional to 27,468.15, 41,174.46 and 10,821.72 is: 16,221.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,468.15 : 41,174.46 = 10,821.72 : x
  2. Step 2: Convert to fraction form
    27,468.15/41,174.46 = 10,821.72/x
  3. Step 3: Cross multiply
    27,468.15x = 41,174.46 × 10,821.72
  4. Step 4: Simplify right side
    27,468.15x = 445,578,477.27
  5. Step 5: Solve for x
    x = 445,578,477.27/27,468.15
  6. Step 6: Final answer
    x = 16,221.64

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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.