Home / 17,181.84-25,738.58-11,320.68

Finding the Fourth Proportional to 17,181.84, 25,738.58 and 11,320.68

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Solution

The fourth proportional to 17,181.84, 25,738.58 and 11,320.68 is: 16,958.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,181.84 : 25,738.58 = 11,320.68 : x
  2. Step 2: Convert to fraction form
    17,181.84/25,738.58 = 11,320.68/x
  3. Step 3: Cross multiply
    17,181.84x = 25,738.58 × 11,320.68
  4. Step 4: Simplify right side
    17,181.84x = 291,378,227.83
  5. Step 5: Solve for x
    x = 291,378,227.83/17,181.84
  6. Step 6: Final answer
    x = 16,958.50

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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.