Home / 50,803.45-70,101.82-28,136.85

Finding the Fourth Proportional to 50,803.45, 70,101.82 and 28,136.85

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Solution

The fourth proportional to 50,803.45, 70,101.82 and 28,136.85 is: 38,825.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,803.45 : 70,101.82 = 28,136.85 : x
  2. Step 2: Convert to fraction form
    50,803.45/70,101.82 = 28,136.85/x
  3. Step 3: Cross multiply
    50,803.45x = 70,101.82 × 28,136.85
  4. Step 4: Simplify right side
    50,803.45x = 1,972,444,394.07
  5. Step 5: Solve for x
    x = 1,972,444,394.07/50,803.45
  6. Step 6: Final answer
    x = 38,825.01

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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.