Home / 53,376.42-80,078.52-20,096.76

Finding the Fourth Proportional to 53,376.42, 80,078.52 and 20,096.76

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Solution

The fourth proportional to 53,376.42, 80,078.52 and 20,096.76 is: 30,150.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,376.42 : 80,078.52 = 20,096.76 : x
  2. Step 2: Convert to fraction form
    53,376.42/80,078.52 = 20,096.76/x
  3. Step 3: Cross multiply
    53,376.42x = 80,078.52 × 20,096.76
  4. Step 4: Simplify right side
    53,376.42x = 1,609,318,797.60
  5. Step 5: Solve for x
    x = 1,609,318,797.60/53,376.42
  6. Step 6: Final answer
    x = 30,150.37

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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.