Home / 50,813.38-70,119.21-28,151.98

Finding the Fourth Proportional to 50,813.38, 70,119.21 and 28,151.98

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Solution

The fourth proportional to 50,813.38, 70,119.21 and 28,151.98 is: 38,847.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,813.38 : 70,119.21 = 28,151.98 : x
  2. Step 2: Convert to fraction form
    50,813.38/70,119.21 = 28,151.98/x
  3. Step 3: Cross multiply
    50,813.38x = 70,119.21 × 28,151.98
  4. Step 4: Simplify right side
    50,813.38x = 1,973,994,597.54
  5. Step 5: Solve for x
    x = 1,973,994,597.54/50,813.38
  6. Step 6: Final answer
    x = 38,847.93

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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.