Home / 38,329.29-57,505.68-19,622.58

Finding the Fourth Proportional to 38,329.29, 57,505.68 and 19,622.58

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Solution

The fourth proportional to 38,329.29, 57,505.68 and 19,622.58 is: 29,439.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,329.29 : 57,505.68 = 19,622.58 : x
  2. Step 2: Convert to fraction form
    38,329.29/57,505.68 = 19,622.58/x
  3. Step 3: Cross multiply
    38,329.29x = 57,505.68 × 19,622.58
  4. Step 4: Simplify right side
    38,329.29x = 1,128,409,806.25
  5. Step 5: Solve for x
    x = 1,128,409,806.25/38,329.29
  6. Step 6: Final answer
    x = 29,439.88

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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.