Home / 50,286.45-75,430.36-12,846.83

Finding the Fourth Proportional to 50,286.45, 75,430.36 and 12,846.83

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Solution

The fourth proportional to 50,286.45, 75,430.36 and 12,846.83 is: 19,270.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,286.45 : 75,430.36 = 12,846.83 : x
  2. Step 2: Convert to fraction form
    50,286.45/75,430.36 = 12,846.83/x
  3. Step 3: Cross multiply
    50,286.45x = 75,430.36 × 12,846.83
  4. Step 4: Simplify right side
    50,286.45x = 969,041,011.76
  5. Step 5: Solve for x
    x = 969,041,011.76/50,286.45
  6. Step 6: Final answer
    x = 19,270.42

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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.