Home / 27,753.15-41,629.62-12,953.85

Finding the Fourth Proportional to 27,753.15, 41,629.62 and 12,953.85

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Solution

The fourth proportional to 27,753.15, 41,629.62 and 12,953.85 is: 19,430.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,753.15 : 41,629.62 = 12,953.85 : x
  2. Step 2: Convert to fraction form
    27,753.15/41,629.62 = 12,953.85/x
  3. Step 3: Cross multiply
    27,753.15x = 41,629.62 × 12,953.85
  4. Step 4: Simplify right side
    27,753.15x = 539,263,853.04
  5. Step 5: Solve for x
    x = 539,263,853.04/27,753.15
  6. Step 6: Final answer
    x = 19,430.73

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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.