Home / 17,124.12-25,645.73-11,839.46

Finding the Fourth Proportional to 17,124.12, 25,645.73 and 11,839.46

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Solution

The fourth proportional to 17,124.12, 25,645.73 and 11,839.46 is: 17,731.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,124.12 : 25,645.73 = 11,839.46 : x
  2. Step 2: Convert to fraction form
    17,124.12/25,645.73 = 11,839.46/x
  3. Step 3: Cross multiply
    17,124.12x = 25,645.73 × 11,839.46
  4. Step 4: Simplify right side
    17,124.12x = 303,631,407.08
  5. Step 5: Solve for x
    x = 303,631,407.08/17,124.12
  6. Step 6: Final answer
    x = 17,731.21

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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.