Home / 18,601.40-27,901.76-8,733.66

Finding the Fourth Proportional to 18,601.40, 27,901.76 and 8,733.66

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Solution

The fourth proportional to 18,601.40, 27,901.76 and 8,733.66 is: 13,100.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,601.40 : 27,901.76 = 8,733.66 : x
  2. Step 2: Convert to fraction form
    18,601.40/27,901.76 = 8,733.66/x
  3. Step 3: Cross multiply
    18,601.40x = 27,901.76 × 8,733.66
  4. Step 4: Simplify right side
    18,601.40x = 243,684,441.57
  5. Step 5: Solve for x
    x = 243,684,441.57/18,601.40
  6. Step 6: Final answer
    x = 13,100.33

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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.