Home / 13,846.28-20,791.31-10,937.57

Finding the Fourth Proportional to 13,846.28, 20,791.31 and 10,937.57

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Solution

The fourth proportional to 13,846.28, 20,791.31 and 10,937.57 is: 16,423.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,846.28 : 20,791.31 = 10,937.57 : x
  2. Step 2: Convert to fraction form
    13,846.28/20,791.31 = 10,937.57/x
  3. Step 3: Cross multiply
    13,846.28x = 20,791.31 × 10,937.57
  4. Step 4: Simplify right side
    13,846.28x = 227,406,249.87
  5. Step 5: Solve for x
    x = 227,406,249.87/13,846.28
  6. Step 6: Final answer
    x = 16,423.64

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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.