Home / 13,696.43-20,538.26-4,930.20

Finding the Fourth Proportional to 13,696.43, 20,538.26 and 4,930.20

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Solution

The fourth proportional to 13,696.43, 20,538.26 and 4,930.20 is: 7,393.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,696.43 : 20,538.26 = 4,930.20 : x
  2. Step 2: Convert to fraction form
    13,696.43/20,538.26 = 4,930.20/x
  3. Step 3: Cross multiply
    13,696.43x = 20,538.26 × 4,930.20
  4. Step 4: Simplify right side
    13,696.43x = 101,257,723.29
  5. Step 5: Solve for x
    x = 101,257,723.29/13,696.43
  6. Step 6: Final answer
    x = 7,393.00

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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.