Home / 18,236.59-25,166.49-9,853.09

Finding the Fourth Proportional to 18,236.59, 25,166.49 and 9,853.09

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Solution

The fourth proportional to 18,236.59, 25,166.49 and 9,853.09 is: 13,597.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,236.59 : 25,166.49 = 9,853.09 : x
  2. Step 2: Convert to fraction form
    18,236.59/25,166.49 = 9,853.09/x
  3. Step 3: Cross multiply
    18,236.59x = 25,166.49 × 9,853.09
  4. Step 4: Simplify right side
    18,236.59x = 247,967,690.95
  5. Step 5: Solve for x
    x = 247,967,690.95/18,236.59
  6. Step 6: Final answer
    x = 13,597.26

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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.