Home / 50,919.86-70,255.05-33,015.62

Finding the Fourth Proportional to 50,919.86, 70,255.05 and 33,015.62

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Solution

The fourth proportional to 50,919.86, 70,255.05 and 33,015.62 is: 45,552.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,919.86 : 70,255.05 = 33,015.62 : x
  2. Step 2: Convert to fraction form
    50,919.86/70,255.05 = 33,015.62/x
  3. Step 3: Cross multiply
    50,919.86x = 70,255.05 × 33,015.62
  4. Step 4: Simplify right side
    50,919.86x = 2,319,514,033.88
  5. Step 5: Solve for x
    x = 2,319,514,033.88/50,919.86
  6. Step 6: Final answer
    x = 45,552.25

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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.