Home / 13,084.44-18,060.48-8,895.12

Finding the Fourth Proportional to 13,084.44, 18,060.48 and 8,895.12

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Solution

The fourth proportional to 13,084.44, 18,060.48 and 8,895.12 is: 12,277.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,084.44 : 18,060.48 = 8,895.12 : x
  2. Step 2: Convert to fraction form
    13,084.44/18,060.48 = 8,895.12/x
  3. Step 3: Cross multiply
    13,084.44x = 18,060.48 × 8,895.12
  4. Step 4: Simplify right side
    13,084.44x = 160,650,136.86
  5. Step 5: Solve for x
    x = 160,650,136.86/13,084.44
  6. Step 6: Final answer
    x = 12,277.95

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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.