Home / 50,748.34-70,031.73-28,087.33

Finding the Fourth Proportional to 50,748.34, 70,031.73 and 28,087.33

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Solution

The fourth proportional to 50,748.34, 70,031.73 and 28,087.33 is: 38,759.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,748.34 : 70,031.73 = 28,087.33 : x
  2. Step 2: Convert to fraction form
    50,748.34/70,031.73 = 28,087.33/x
  3. Step 3: Cross multiply
    50,748.34x = 70,031.73 × 28,087.33
  4. Step 4: Simplify right side
    50,748.34x = 1,967,004,310.98
  5. Step 5: Solve for x
    x = 1,967,004,310.98/50,748.34
  6. Step 6: Final answer
    x = 38,759.97

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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.