Home / 33,321.22-45,985.06-19,178.62

Finding the Fourth Proportional to 33,321.22, 45,985.06 and 19,178.62

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Solution

The fourth proportional to 33,321.22, 45,985.06 and 19,178.62 is: 26,467.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,321.22 : 45,985.06 = 19,178.62 : x
  2. Step 2: Convert to fraction form
    33,321.22/45,985.06 = 19,178.62/x
  3. Step 3: Cross multiply
    33,321.22x = 45,985.06 × 19,178.62
  4. Step 4: Simplify right side
    33,321.22x = 881,929,991.42
  5. Step 5: Solve for x
    x = 881,929,991.42/33,321.22
  6. Step 6: Final answer
    x = 26,467.52

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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.