Home / 50,803.39-70,108.97-28,141.89

Finding the Fourth Proportional to 50,803.39, 70,108.97 and 28,141.89

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Solution

The fourth proportional to 50,803.39, 70,108.97 and 28,141.89 is: 38,835.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,803.39 : 70,108.97 = 28,141.89 : x
  2. Step 2: Convert to fraction form
    50,803.39/70,108.97 = 28,141.89/x
  3. Step 3: Cross multiply
    50,803.39x = 70,108.97 × 28,141.89
  4. Step 4: Simplify right side
    50,803.39x = 1,972,998,921.75
  5. Step 5: Solve for x
    x = 1,972,998,921.75/50,803.39
  6. Step 6: Final answer
    x = 38,835.97

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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.