Home / 13,707.32-20,562.27-3,846.56

Finding the Fourth Proportional to 13,707.32, 20,562.27 and 3,846.56

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Solution

The fourth proportional to 13,707.32, 20,562.27 and 3,846.56 is: 5,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,707.32 : 20,562.27 = 3,846.56 : x
  2. Step 2: Convert to fraction form
    13,707.32/20,562.27 = 3,846.56/x
  3. Step 3: Cross multiply
    13,707.32x = 20,562.27 × 3,846.56
  4. Step 4: Simplify right side
    13,707.32x = 79,093,902.48
  5. Step 5: Solve for x
    x = 79,093,902.48/13,707.32
  6. Step 6: Final answer
    x = 5,770.20

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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.