Home / 27,211.24-40,816.86-8,744.68

Finding the Fourth Proportional to 27,211.24, 40,816.86 and 8,744.68

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Solution

The fourth proportional to 27,211.24, 40,816.86 and 8,744.68 is: 13,117.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,211.24 : 40,816.86 = 8,744.68 : x
  2. Step 2: Convert to fraction form
    27,211.24/40,816.86 = 8,744.68/x
  3. Step 3: Cross multiply
    27,211.24x = 40,816.86 × 8,744.68
  4. Step 4: Simplify right side
    27,211.24x = 356,930,379.30
  5. Step 5: Solve for x
    x = 356,930,379.30/27,211.24
  6. Step 6: Final answer
    x = 13,117.02

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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.