Home / 13,743.06-20,617.84-10,942.49

Finding the Fourth Proportional to 13,743.06, 20,617.84 and 10,942.49

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Solution

The fourth proportional to 13,743.06, 20,617.84 and 10,942.49 is: 16,416.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,743.06 : 20,617.84 = 10,942.49 : x
  2. Step 2: Convert to fraction form
    13,743.06/20,617.84 = 10,942.49/x
  3. Step 3: Cross multiply
    13,743.06x = 20,617.84 × 10,942.49
  4. Step 4: Simplify right side
    13,743.06x = 225,610,508.02
  5. Step 5: Solve for x
    x = 225,610,508.02/13,743.06
  6. Step 6: Final answer
    x = 16,416.32

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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.