Home / 11,765.34-17,645.32-7,022.84

Finding the Fourth Proportional to 11,765.34, 17,645.32 and 7,022.84

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Solution

The fourth proportional to 11,765.34, 17,645.32 and 7,022.84 is: 10,532.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,765.34 : 17,645.32 = 7,022.84 : x
  2. Step 2: Convert to fraction form
    11,765.34/17,645.32 = 7,022.84/x
  3. Step 3: Cross multiply
    11,765.34x = 17,645.32 × 7,022.84
  4. Step 4: Simplify right side
    11,765.34x = 123,920,179.66
  5. Step 5: Solve for x
    x = 123,920,179.66/11,765.34
  6. Step 6: Final answer
    x = 10,532.65

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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.