Home / 17,112.79-25,669.16-6,441.14

Finding the Fourth Proportional to 17,112.79, 25,669.16 and 6,441.14

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Solution

The fourth proportional to 17,112.79, 25,669.16 and 6,441.14 is: 9,661.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,112.79 : 25,669.16 = 6,441.14 : x
  2. Step 2: Convert to fraction form
    17,112.79/25,669.16 = 6,441.14/x
  3. Step 3: Cross multiply
    17,112.79x = 25,669.16 × 6,441.14
  4. Step 4: Simplify right side
    17,112.79x = 165,338,524.90
  5. Step 5: Solve for x
    x = 165,338,524.90/17,112.79
  6. Step 6: Final answer
    x = 9,661.70

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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.