Home / 50,959.96-70,325.38-28,300.36

Finding the Fourth Proportional to 50,959.96, 70,325.38 and 28,300.36

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Solution

The fourth proportional to 50,959.96, 70,325.38 and 28,300.36 is: 39,054.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,959.96 : 70,325.38 = 28,300.36 : x
  2. Step 2: Convert to fraction form
    50,959.96/70,325.38 = 28,300.36/x
  3. Step 3: Cross multiply
    50,959.96x = 70,325.38 × 28,300.36
  4. Step 4: Simplify right side
    50,959.96x = 1,990,233,571.14
  5. Step 5: Solve for x
    x = 1,990,233,571.14/50,959.96
  6. Step 6: Final answer
    x = 39,054.85

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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.