Home / 50,749.25-70,034.12-28,089.82

Finding the Fourth Proportional to 50,749.25, 70,034.12 and 28,089.82

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Solution

The fourth proportional to 50,749.25, 70,034.12 and 28,089.82 is: 38,764.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,749.25 : 70,034.12 = 28,089.82 : x
  2. Step 2: Convert to fraction form
    50,749.25/70,034.12 = 28,089.82/x
  3. Step 3: Cross multiply
    50,749.25x = 70,034.12 × 28,089.82
  4. Step 4: Simplify right side
    50,749.25x = 1,967,245,509.12
  5. Step 5: Solve for x
    x = 1,967,245,509.12/50,749.25
  6. Step 6: Final answer
    x = 38,764.03

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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.