Home / 34,283.58-47,308.39-19,943.70

Finding the Fourth Proportional to 34,283.58, 47,308.39 and 19,943.70

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Solution

The fourth proportional to 34,283.58, 47,308.39 and 19,943.70 is: 27,520.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,283.58 : 47,308.39 = 19,943.70 : x
  2. Step 2: Convert to fraction form
    34,283.58/47,308.39 = 19,943.70/x
  3. Step 3: Cross multiply
    34,283.58x = 47,308.39 × 19,943.70
  4. Step 4: Simplify right side
    34,283.58x = 943,504,337.64
  5. Step 5: Solve for x
    x = 943,504,337.64/34,283.58
  6. Step 6: Final answer
    x = 27,520.59

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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.