Home / 17,012.82-25,497.01-8,685.79

Finding the Fourth Proportional to 17,012.82, 25,497.01 and 8,685.79

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Solution

The fourth proportional to 17,012.82, 25,497.01 and 8,685.79 is: 13,017.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,012.82 : 25,497.01 = 8,685.79 : x
  2. Step 2: Convert to fraction form
    17,012.82/25,497.01 = 8,685.79/x
  3. Step 3: Cross multiply
    17,012.82x = 25,497.01 × 8,685.79
  4. Step 4: Simplify right side
    17,012.82x = 221,461,674.49
  5. Step 5: Solve for x
    x = 221,461,674.49/17,012.82
  6. Step 6: Final answer
    x = 13,017.34

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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.