Home / 50,727.77-70,003.94-28,371.77

Finding the Fourth Proportional to 50,727.77, 70,003.94 and 28,371.77

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Solution

The fourth proportional to 50,727.77, 70,003.94 and 28,371.77 is: 39,152.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,727.77 : 70,003.94 = 28,371.77 : x
  2. Step 2: Convert to fraction form
    50,727.77/70,003.94 = 28,371.77/x
  3. Step 3: Cross multiply
    50,727.77x = 70,003.94 × 28,371.77
  4. Step 4: Simplify right side
    50,727.77x = 1,986,135,192.90
  5. Step 5: Solve for x
    x = 1,986,135,192.90/50,727.77
  6. Step 6: Final answer
    x = 39,152.82

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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.