Home / 50,865.54-70,195.29-28,205.49

Finding the Fourth Proportional to 50,865.54, 70,195.29 and 28,205.49

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Solution

The fourth proportional to 50,865.54, 70,195.29 and 28,205.49 is: 38,924.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,865.54 : 70,195.29 = 28,205.49 : x
  2. Step 2: Convert to fraction form
    50,865.54/70,195.29 = 28,205.49/x
  3. Step 3: Cross multiply
    50,865.54x = 70,195.29 × 28,205.49
  4. Step 4: Simplify right side
    50,865.54x = 1,979,892,471.41
  5. Step 5: Solve for x
    x = 1,979,892,471.41/50,865.54
  6. Step 6: Final answer
    x = 38,924.04

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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.