Home / 12,627.41-18,941.24-8,272.58

Finding the Fourth Proportional to 12,627.41, 18,941.24 and 8,272.58

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Solution

The fourth proportional to 12,627.41, 18,941.24 and 8,272.58 is: 12,408.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,627.41 : 18,941.24 = 8,272.58 : x
  2. Step 2: Convert to fraction form
    12,627.41/18,941.24 = 8,272.58/x
  3. Step 3: Cross multiply
    12,627.41x = 18,941.24 × 8,272.58
  4. Step 4: Simplify right side
    12,627.41x = 156,692,849.17
  5. Step 5: Solve for x
    x = 156,692,849.17/12,627.41
  6. Step 6: Final answer
    x = 12,408.95

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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.