Home / 25,964.60-38,857.30-15,583.80

Finding the Fourth Proportional to 25,964.60, 38,857.30 and 15,583.80

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Solution

The fourth proportional to 25,964.60, 38,857.30 and 15,583.80 is: 23,321.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,964.60 : 38,857.30 = 15,583.80 : x
  2. Step 2: Convert to fraction form
    25,964.60/38,857.30 = 15,583.80/x
  3. Step 3: Cross multiply
    25,964.60x = 38,857.30 × 15,583.80
  4. Step 4: Simplify right side
    25,964.60x = 605,544,391.74
  5. Step 5: Solve for x
    x = 605,544,391.74/25,964.60
  6. Step 6: Final answer
    x = 23,321.92

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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.