Home / 13,756.36-18,941.28-10,743.65

Finding the Fourth Proportional to 13,756.36, 18,941.28 and 10,743.65

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Solution

The fourth proportional to 13,756.36, 18,941.28 and 10,743.65 is: 14,793.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,756.36 : 18,941.28 = 10,743.65 : x
  2. Step 2: Convert to fraction form
    13,756.36/18,941.28 = 10,743.65/x
  3. Step 3: Cross multiply
    13,756.36x = 18,941.28 × 10,743.65
  4. Step 4: Simplify right side
    13,756.36x = 203,498,506.90
  5. Step 5: Solve for x
    x = 203,498,506.90/13,756.36
  6. Step 6: Final answer
    x = 14,793.04

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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.