Home / 38,367.83-57,605.58-19,661.31

Finding the Fourth Proportional to 38,367.83, 57,605.58 and 19,661.31

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Solution

The fourth proportional to 38,367.83, 57,605.58 and 19,661.31 is: 29,519.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,367.83 : 57,605.58 = 19,661.31 : x
  2. Step 2: Convert to fraction form
    38,367.83/57,605.58 = 19,661.31/x
  3. Step 3: Cross multiply
    38,367.83x = 57,605.58 × 19,661.31
  4. Step 4: Simplify right side
    38,367.83x = 1,132,601,166.11
  5. Step 5: Solve for x
    x = 1,132,601,166.11/38,367.83
  6. Step 6: Final answer
    x = 29,519.55

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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.