Home / 13,921.54-20,883.12-4,562.53

Finding the Fourth Proportional to 13,921.54, 20,883.12 and 4,562.53

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Solution

The fourth proportional to 13,921.54, 20,883.12 and 4,562.53 is: 6,844.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,921.54 : 20,883.12 = 4,562.53 : x
  2. Step 2: Convert to fraction form
    13,921.54/20,883.12 = 4,562.53/x
  3. Step 3: Cross multiply
    13,921.54x = 20,883.12 × 4,562.53
  4. Step 4: Simplify right side
    13,921.54x = 95,279,861.49
  5. Step 5: Solve for x
    x = 95,279,861.49/13,921.54
  6. Step 6: Final answer
    x = 6,844.06

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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.