Home / 27,176.80-40,789.20-16,069.60

Finding the Fourth Proportional to 27,176.80, 40,789.20 and 16,069.60

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Solution

The fourth proportional to 27,176.80, 40,789.20 and 16,069.60 is: 24,118.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,176.80 : 40,789.20 = 16,069.60 : x
  2. Step 2: Convert to fraction form
    27,176.80/40,789.20 = 16,069.60/x
  3. Step 3: Cross multiply
    27,176.80x = 40,789.20 × 16,069.60
  4. Step 4: Simplify right side
    27,176.80x = 655,466,128.32
  5. Step 5: Solve for x
    x = 655,466,128.32/27,176.80
  6. Step 6: Final answer
    x = 24,118.59

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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.