Home / 18,236.82-25,166.81-9,853.32

Finding the Fourth Proportional to 18,236.82, 25,166.81 and 9,853.32

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Solution

The fourth proportional to 18,236.82, 25,166.81 and 9,853.32 is: 13,597.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,236.82 : 25,166.81 = 9,853.32 : x
  2. Step 2: Convert to fraction form
    18,236.82/25,166.81 = 9,853.32/x
  3. Step 3: Cross multiply
    18,236.82x = 25,166.81 × 9,853.32
  4. Step 4: Simplify right side
    18,236.82x = 247,976,583.04
  5. Step 5: Solve for x
    x = 247,976,583.04/18,236.82
  6. Step 6: Final answer
    x = 13,597.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.