Home / 36,922.40-50,947.84-21,003.84

Finding the Fourth Proportional to 36,922.40, 50,947.84 and 21,003.84

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Solution

The fourth proportional to 36,922.40, 50,947.84 and 21,003.84 is: 28,982.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,922.40 : 50,947.84 = 21,003.84 : x
  2. Step 2: Convert to fraction form
    36,922.40/50,947.84 = 21,003.84/x
  3. Step 3: Cross multiply
    36,922.40x = 50,947.84 × 21,003.84
  4. Step 4: Simplify right side
    36,922.40x = 1,070,100,279.71
  5. Step 5: Solve for x
    x = 1,070,100,279.71/36,922.40
  6. Step 6: Final answer
    x = 28,982.41

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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.