Home / 27,203.99-40,806.23-8,228.76

Finding the Fourth Proportional to 27,203.99, 40,806.23 and 8,228.76

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Solution

The fourth proportional to 27,203.99, 40,806.23 and 8,228.76 is: 12,343.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,203.99 : 40,806.23 = 8,228.76 : x
  2. Step 2: Convert to fraction form
    27,203.99/40,806.23 = 8,228.76/x
  3. Step 3: Cross multiply
    27,203.99x = 40,806.23 × 8,228.76
  4. Step 4: Simplify right side
    27,203.99x = 335,784,525.29
  5. Step 5: Solve for x
    x = 335,784,525.29/27,203.99
  6. Step 6: Final answer
    x = 12,343.21

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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.