Home / 45,452.42-68,178.54-20,463.27

Finding the Fourth Proportional to 45,452.42, 68,178.54 and 20,463.27

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Solution

The fourth proportional to 45,452.42, 68,178.54 and 20,463.27 is: 30,694.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,452.42 : 68,178.54 = 20,463.27 : x
  2. Step 2: Convert to fraction form
    45,452.42/68,178.54 = 20,463.27/x
  3. Step 3: Cross multiply
    45,452.42x = 68,178.54 × 20,463.27
  4. Step 4: Simplify right side
    45,452.42x = 1,395,155,693.29
  5. Step 5: Solve for x
    x = 1,395,155,693.29/45,452.42
  6. Step 6: Final answer
    x = 30,694.86

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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.