Home / 38,238.20-57,346.36-19,506.54

Finding the Fourth Proportional to 38,238.20, 57,346.36 and 19,506.54

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Solution

The fourth proportional to 38,238.20, 57,346.36 and 19,506.54 is: 29,254.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,238.20 : 57,346.36 = 19,506.54 : x
  2. Step 2: Convert to fraction form
    38,238.20/57,346.36 = 19,506.54/x
  3. Step 3: Cross multiply
    38,238.20x = 57,346.36 × 19,506.54
  4. Step 4: Simplify right side
    38,238.20x = 1,118,629,065.19
  5. Step 5: Solve for x
    x = 1,118,629,065.19/38,238.20
  6. Step 6: Final answer
    x = 29,254.23

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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.