Home / 50,923.20-76,285.92-28,668.96

Finding the Fourth Proportional to 50,923.20, 76,285.92 and 28,668.96

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Solution

The fourth proportional to 50,923.20, 76,285.92 and 28,668.96 is: 42,947.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,923.20 : 76,285.92 = 28,668.96 : x
  2. Step 2: Convert to fraction form
    50,923.20/76,285.92 = 28,668.96/x
  3. Step 3: Cross multiply
    50,923.20x = 76,285.92 × 28,668.96
  4. Step 4: Simplify right side
    50,923.20x = 2,187,037,989.04
  5. Step 5: Solve for x
    x = 2,187,037,989.04/50,923.20
  6. Step 6: Final answer
    x = 42,947.77

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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.