Home / 27,272.73-40,909.20-8,297.55

Finding the Fourth Proportional to 27,272.73, 40,909.20 and 8,297.55

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Solution

The fourth proportional to 27,272.73, 40,909.20 and 8,297.55 is: 12,446.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,272.73 : 40,909.20 = 8,297.55 : x
  2. Step 2: Convert to fraction form
    27,272.73/40,909.20 = 8,297.55/x
  3. Step 3: Cross multiply
    27,272.73x = 40,909.20 × 8,297.55
  4. Step 4: Simplify right side
    27,272.73x = 339,446,132.46
  5. Step 5: Solve for x
    x = 339,446,132.46/27,272.73
  6. Step 6: Final answer
    x = 12,446.36

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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.