Home / 38,357.76-57,550.44-13,401.48

Finding the Fourth Proportional to 38,357.76, 57,550.44 and 13,401.48

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Solution

The fourth proportional to 38,357.76, 57,550.44 and 13,401.48 is: 20,107.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,357.76 : 57,550.44 = 13,401.48 : x
  2. Step 2: Convert to fraction form
    38,357.76/57,550.44 = 13,401.48/x
  3. Step 3: Cross multiply
    38,357.76x = 57,550.44 × 13,401.48
  4. Step 4: Simplify right side
    38,357.76x = 771,261,070.65
  5. Step 5: Solve for x
    x = 771,261,070.65/38,357.76
  6. Step 6: Final answer
    x = 20,107.04

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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.