Home / 13,454.73-18,571.95-12,035.93

Finding the Fourth Proportional to 13,454.73, 18,571.95 and 12,035.93

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Solution

The fourth proportional to 13,454.73, 18,571.95 and 12,035.93 is: 16,613.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,454.73 : 18,571.95 = 12,035.93 : x
  2. Step 2: Convert to fraction form
    13,454.73/18,571.95 = 12,035.93/x
  3. Step 3: Cross multiply
    13,454.73x = 18,571.95 × 12,035.93
  4. Step 4: Simplify right side
    13,454.73x = 223,530,597.30
  5. Step 5: Solve for x
    x = 223,530,597.30/13,454.73
  6. Step 6: Final answer
    x = 16,613.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.