Home / 50,439.11-75,647.12-14,892.80

Finding the Fourth Proportional to 50,439.11, 75,647.12 and 14,892.80

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Solution

The fourth proportional to 50,439.11, 75,647.12 and 14,892.80 is: 22,335.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,439.11 : 75,647.12 = 14,892.80 : x
  2. Step 2: Convert to fraction form
    50,439.11/75,647.12 = 14,892.80/x
  3. Step 3: Cross multiply
    50,439.11x = 75,647.12 × 14,892.80
  4. Step 4: Simplify right side
    50,439.11x = 1,126,596,976.04
  5. Step 5: Solve for x
    x = 1,126,596,976.04/50,439.11
  6. Step 6: Final answer
    x = 22,335.78

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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.