Home / 50,871.29-70,202.37-28,213.73

Finding the Fourth Proportional to 50,871.29, 70,202.37 and 28,213.73

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Solution

The fourth proportional to 50,871.29, 70,202.37 and 28,213.73 is: 38,934.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,871.29 : 70,202.37 = 28,213.73 : x
  2. Step 2: Convert to fraction form
    50,871.29/70,202.37 = 28,213.73/x
  3. Step 3: Cross multiply
    50,871.29x = 70,202.37 × 28,213.73
  4. Step 4: Simplify right side
    50,871.29x = 1,980,670,888.05
  5. Step 5: Solve for x
    x = 1,980,670,888.05/50,871.29
  6. Step 6: Final answer
    x = 38,934.95

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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.