Home / 27,696.98-41,502.80-18,800.76

Finding the Fourth Proportional to 27,696.98, 41,502.80 and 18,800.76

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Solution

The fourth proportional to 27,696.98, 41,502.80 and 18,800.76 is: 28,172.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,696.98 : 41,502.80 = 18,800.76 : x
  2. Step 2: Convert to fraction form
    27,696.98/41,502.80 = 18,800.76/x
  3. Step 3: Cross multiply
    27,696.98x = 41,502.80 × 18,800.76
  4. Step 4: Simplify right side
    27,696.98x = 780,284,182.13
  5. Step 5: Solve for x
    x = 780,284,182.13/27,696.98
  6. Step 6: Final answer
    x = 28,172.18

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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.