Home / 34,336.26-47,383.38-19,998.72

Finding the Fourth Proportional to 34,336.26, 47,383.38 and 19,998.72

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Solution

The fourth proportional to 34,336.26, 47,383.38 and 19,998.72 is: 27,597.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,336.26 : 47,383.38 = 19,998.72 : x
  2. Step 2: Convert to fraction form
    34,336.26/47,383.38 = 19,998.72/x
  3. Step 3: Cross multiply
    34,336.26x = 47,383.38 × 19,998.72
  4. Step 4: Simplify right side
    34,336.26x = 947,606,949.27
  5. Step 5: Solve for x
    x = 947,606,949.27/34,336.26
  6. Step 6: Final answer
    x = 27,597.85

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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.