Home / 50,076.04-75,155.09-20,494.13

Finding the Fourth Proportional to 50,076.04, 75,155.09 and 20,494.13

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Solution

The fourth proportional to 50,076.04, 75,155.09 and 20,494.13 is: 30,757.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,076.04 : 75,155.09 = 20,494.13 : x
  2. Step 2: Convert to fraction form
    50,076.04/75,155.09 = 20,494.13/x
  3. Step 3: Cross multiply
    50,076.04x = 75,155.09 × 20,494.13
  4. Step 4: Simplify right side
    50,076.04x = 1,540,238,184.62
  5. Step 5: Solve for x
    x = 1,540,238,184.62/50,076.04
  6. Step 6: Final answer
    x = 30,757.99

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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.