Home / 33,972.08-50,938.50-13,171.28

Finding the Fourth Proportional to 33,972.08, 50,938.50 and 13,171.28

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Solution

The fourth proportional to 33,972.08, 50,938.50 and 13,171.28 is: 19,749.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,972.08 : 50,938.50 = 13,171.28 : x
  2. Step 2: Convert to fraction form
    33,972.08/50,938.50 = 13,171.28/x
  3. Step 3: Cross multiply
    33,972.08x = 50,938.50 × 13,171.28
  4. Step 4: Simplify right side
    33,972.08x = 670,925,246.28
  5. Step 5: Solve for x
    x = 670,925,246.28/33,972.08
  6. Step 6: Final answer
    x = 19,749.31

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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.