Home / 17,765.44-24,488.94-13,282.36

Finding the Fourth Proportional to 17,765.44, 24,488.94 and 13,282.36

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Solution

The fourth proportional to 17,765.44, 24,488.94 and 13,282.36 is: 18,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,765.44 : 24,488.94 = 13,282.36 : x
  2. Step 2: Convert to fraction form
    17,765.44/24,488.94 = 13,282.36/x
  3. Step 3: Cross multiply
    17,765.44x = 24,488.94 × 13,282.36
  4. Step 4: Simplify right side
    17,765.44x = 325,270,917.10
  5. Step 5: Solve for x
    x = 325,270,917.10/17,765.44
  6. Step 6: Final answer
    x = 18,309.20

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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.