Home / 11,593.20-15,969.44-10,742.68

Finding the Fourth Proportional to 11,593.20, 15,969.44 and 10,742.68

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Solution

The fourth proportional to 11,593.20, 15,969.44 and 10,742.68 is: 14,797.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,593.20 : 15,969.44 = 10,742.68 : x
  2. Step 2: Convert to fraction form
    11,593.20/15,969.44 = 10,742.68/x
  3. Step 3: Cross multiply
    11,593.20x = 15,969.44 × 10,742.68
  4. Step 4: Simplify right side
    11,593.20x = 171,554,583.70
  5. Step 5: Solve for x
    x = 171,554,583.70/11,593.20
  6. Step 6: Final answer
    x = 14,797.86

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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.