Home / 15,189.63-22,786.72-5,327.17

Finding the Fourth Proportional to 15,189.63, 22,786.72 and 5,327.17

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Solution

The fourth proportional to 15,189.63, 22,786.72 and 5,327.17 is: 7,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,189.63 : 22,786.72 = 5,327.17 : x
  2. Step 2: Convert to fraction form
    15,189.63/22,786.72 = 5,327.17/x
  3. Step 3: Cross multiply
    15,189.63x = 22,786.72 × 5,327.17
  4. Step 4: Simplify right side
    15,189.63x = 121,388,660.90
  5. Step 5: Solve for x
    x = 121,388,660.90/15,189.63
  6. Step 6: Final answer
    x = 7,991.55

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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.