Home / 50,277.92-69,364.22-28,763.30

Finding the Fourth Proportional to 50,277.92, 69,364.22 and 28,763.30

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Solution

The fourth proportional to 50,277.92, 69,364.22 and 28,763.30 is: 39,682.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,277.92 : 69,364.22 = 28,763.30 : x
  2. Step 2: Convert to fraction form
    50,277.92/69,364.22 = 28,763.30/x
  3. Step 3: Cross multiply
    50,277.92x = 69,364.22 × 28,763.30
  4. Step 4: Simplify right side
    50,277.92x = 1,995,143,898.72
  5. Step 5: Solve for x
    x = 1,995,143,898.72/50,277.92
  6. Step 6: Final answer
    x = 39,682.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.