Home / 17,116.36-25,631.70-10,857.40

Finding the Fourth Proportional to 17,116.36, 25,631.70 and 10,857.40

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Solution

The fourth proportional to 17,116.36, 25,631.70 and 10,857.40 is: 16,258.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,116.36 : 25,631.70 = 10,857.40 : x
  2. Step 2: Convert to fraction form
    17,116.36/25,631.70 = 10,857.40/x
  3. Step 3: Cross multiply
    17,116.36x = 25,631.70 × 10,857.40
  4. Step 4: Simplify right side
    17,116.36x = 278,293,619.58
  5. Step 5: Solve for x
    x = 278,293,619.58/17,116.36
  6. Step 6: Final answer
    x = 16,258.93

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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.