Home / 13,444.22-20,159.78-4,082.54

Finding the Fourth Proportional to 13,444.22, 20,159.78 and 4,082.54

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Solution

The fourth proportional to 13,444.22, 20,159.78 and 4,082.54 is: 6,121.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444.22 : 20,159.78 = 4,082.54 : x
  2. Step 2: Convert to fraction form
    13,444.22/20,159.78 = 4,082.54/x
  3. Step 3: Cross multiply
    13,444.22x = 20,159.78 × 4,082.54
  4. Step 4: Simplify right side
    13,444.22x = 82,303,108.24
  5. Step 5: Solve for x
    x = 82,303,108.24/13,444.22
  6. Step 6: Final answer
    x = 6,121.82

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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.