Home / 13,731.82-20,592.78-5,834.86

Finding the Fourth Proportional to 13,731.82, 20,592.78 and 5,834.86

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Solution

The fourth proportional to 13,731.82, 20,592.78 and 5,834.86 is: 8,750.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,731.82 : 20,592.78 = 5,834.86 : x
  2. Step 2: Convert to fraction form
    13,731.82/20,592.78 = 5,834.86/x
  3. Step 3: Cross multiply
    13,731.82x = 20,592.78 × 5,834.86
  4. Step 4: Simplify right side
    13,731.82x = 120,155,988.31
  5. Step 5: Solve for x
    x = 120,155,988.31/13,731.82
  6. Step 6: Final answer
    x = 8,750.19

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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.