Home / 38,601.36-57,910.55-21,969.23

Finding the Fourth Proportional to 38,601.36, 57,910.55 and 21,969.23

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Solution

The fourth proportional to 38,601.36, 57,910.55 and 21,969.23 is: 32,958.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,601.36 : 57,910.55 = 21,969.23 : x
  2. Step 2: Convert to fraction form
    38,601.36/57,910.55 = 21,969.23/x
  3. Step 3: Cross multiply
    38,601.36x = 57,910.55 × 21,969.23
  4. Step 4: Simplify right side
    38,601.36x = 1,272,249,792.98
  5. Step 5: Solve for x
    x = 1,272,249,792.98/38,601.36
  6. Step 6: Final answer
    x = 32,958.68

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Similar ratio
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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.