Home / 17,282.80-25,897.79-11,639.60

Finding the Fourth Proportional to 17,282.80, 25,897.79 and 11,639.60

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Solution

The fourth proportional to 17,282.80, 25,897.79 and 11,639.60 is: 17,441.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,282.80 : 25,897.79 = 11,639.60 : x
  2. Step 2: Convert to fraction form
    17,282.80/25,897.79 = 11,639.60/x
  3. Step 3: Cross multiply
    17,282.80x = 25,897.79 × 11,639.60
  4. Step 4: Simplify right side
    17,282.80x = 301,439,858.29
  5. Step 5: Solve for x
    x = 301,439,858.29/17,282.80
  6. Step 6: Final answer
    x = 17,441.61

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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.