Home / 50,827.92-70,145.22-28,169.38

Finding the Fourth Proportional to 50,827.92, 70,145.22 and 28,169.38

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Solution

The fourth proportional to 50,827.92, 70,145.22 and 28,169.38 is: 38,875.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,827.92 : 70,145.22 = 28,169.38 : x
  2. Step 2: Convert to fraction form
    50,827.92/70,145.22 = 28,169.38/x
  3. Step 3: Cross multiply
    50,827.92x = 70,145.22 × 28,169.38
  4. Step 4: Simplify right side
    50,827.92x = 1,975,947,357.36
  5. Step 5: Solve for x
    x = 1,975,947,357.36/50,827.92
  6. Step 6: Final answer
    x = 38,875.24

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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.