Home / 27,227.04-40,829.40-8,500.80

Finding the Fourth Proportional to 27,227.04, 40,829.40 and 8,500.80

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Solution

The fourth proportional to 27,227.04, 40,829.40 and 8,500.80 is: 12,747.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,227.04 : 40,829.40 = 8,500.80 : x
  2. Step 2: Convert to fraction form
    27,227.04/40,829.40 = 8,500.80/x
  3. Step 3: Cross multiply
    27,227.04x = 40,829.40 × 8,500.80
  4. Step 4: Simplify right side
    27,227.04x = 347,082,563.52
  5. Step 5: Solve for x
    x = 347,082,563.52/27,227.04
  6. Step 6: Final answer
    x = 12,747.72

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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.