Home / 33,964.76-50,970.36-20,776.88

Finding the Fourth Proportional to 33,964.76, 50,970.36 and 20,776.88

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Solution

The fourth proportional to 33,964.76, 50,970.36 and 20,776.88 is: 31,179.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,964.76 : 50,970.36 = 20,776.88 : x
  2. Step 2: Convert to fraction form
    33,964.76/50,970.36 = 20,776.88/x
  3. Step 3: Cross multiply
    33,964.76x = 50,970.36 × 20,776.88
  4. Step 4: Simplify right side
    33,964.76x = 1,059,005,053.28
  5. Step 5: Solve for x
    x = 1,059,005,053.28/33,964.76
  6. Step 6: Final answer
    x = 31,179.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.