Home / 38,145.96-57,228.88-14,453.68

Finding the Fourth Proportional to 38,145.96, 57,228.88 and 14,453.68

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Solution

The fourth proportional to 38,145.96, 57,228.88 and 14,453.68 is: 21,684.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,145.96 : 57,228.88 = 14,453.68 : x
  2. Step 2: Convert to fraction form
    38,145.96/57,228.88 = 14,453.68/x
  3. Step 3: Cross multiply
    38,145.96x = 57,228.88 × 14,453.68
  4. Step 4: Simplify right side
    38,145.96x = 827,167,918.28
  5. Step 5: Solve for x
    x = 827,167,918.28/38,145.96
  6. Step 6: Final answer
    x = 21,684.29

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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.