Home / 33,388.12-50,106.30-13,127.92

Finding the Fourth Proportional to 33,388.12, 50,106.30 and 13,127.92

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Solution

The fourth proportional to 33,388.12, 50,106.30 and 13,127.92 is: 19,701.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,388.12 : 50,106.30 = 13,127.92 : x
  2. Step 2: Convert to fraction form
    33,388.12/50,106.30 = 13,127.92/x
  3. Step 3: Cross multiply
    33,388.12x = 50,106.30 × 13,127.92
  4. Step 4: Simplify right side
    33,388.12x = 657,791,497.90
  5. Step 5: Solve for x
    x = 657,791,497.90/33,388.12
  6. Step 6: Final answer
    x = 19,701.36

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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.