Home / 38,392.84-57,605.94-13,450.80

Finding the Fourth Proportional to 38,392.84, 57,605.94 and 13,450.80

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Solution

The fourth proportional to 38,392.84, 57,605.94 and 13,450.80 is: 20,182.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,392.84 : 57,605.94 = 13,450.80 : x
  2. Step 2: Convert to fraction form
    38,392.84/57,605.94 = 13,450.80/x
  3. Step 3: Cross multiply
    38,392.84x = 57,605.94 × 13,450.80
  4. Step 4: Simplify right side
    38,392.84x = 774,845,977.75
  5. Step 5: Solve for x
    x = 774,845,977.75/38,392.84
  6. Step 6: Final answer
    x = 20,182.04

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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.