Home / 50,738.01-70,021.96-28,077.95

Finding the Fourth Proportional to 50,738.01, 70,021.96 and 28,077.95

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Solution

The fourth proportional to 50,738.01, 70,021.96 and 28,077.95 is: 38,749.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,738.01 : 70,021.96 = 28,077.95 : x
  2. Step 2: Convert to fraction form
    50,738.01/70,021.96 = 28,077.95/x
  3. Step 3: Cross multiply
    50,738.01x = 70,021.96 × 28,077.95
  4. Step 4: Simplify right side
    50,738.01x = 1,966,073,091.78
  5. Step 5: Solve for x
    x = 1,966,073,091.78/50,738.01
  6. Step 6: Final answer
    x = 38,749.51

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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.