Home / 18,333.15-27,495.32-8,462.95

Finding the Fourth Proportional to 18,333.15, 27,495.32 and 8,462.95

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Solution

The fourth proportional to 18,333.15, 27,495.32 and 8,462.95 is: 12,692.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,333.15 : 27,495.32 = 8,462.95 : x
  2. Step 2: Convert to fraction form
    18,333.15/27,495.32 = 8,462.95/x
  3. Step 3: Cross multiply
    18,333.15x = 27,495.32 × 8,462.95
  4. Step 4: Simplify right side
    18,333.15x = 232,691,539.55
  5. Step 5: Solve for x
    x = 232,691,539.55/18,333.15
  6. Step 6: Final answer
    x = 12,692.39

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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.