Home / 20,396.28-30,597.54-11,037.62

Finding the Fourth Proportional to 20,396.28, 30,597.54 and 11,037.62

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Solution

The fourth proportional to 20,396.28, 30,597.54 and 11,037.62 is: 16,558.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,396.28 : 30,597.54 = 11,037.62 : x
  2. Step 2: Convert to fraction form
    20,396.28/30,597.54 = 11,037.62/x
  3. Step 3: Cross multiply
    20,396.28x = 30,597.54 × 11,037.62
  4. Step 4: Simplify right side
    20,396.28x = 337,724,054.56
  5. Step 5: Solve for x
    x = 337,724,054.56/20,396.28
  6. Step 6: Final answer
    x = 16,558.12

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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.