Home / 33,070.30-45,634.66-18,731.59

Finding the Fourth Proportional to 33,070.30, 45,634.66 and 18,731.59

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Solution

The fourth proportional to 33,070.30, 45,634.66 and 18,731.59 is: 25,848.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,070.30 : 45,634.66 = 18,731.59 : x
  2. Step 2: Convert to fraction form
    33,070.30/45,634.66 = 18,731.59/x
  3. Step 3: Cross multiply
    33,070.30x = 45,634.66 × 18,731.59
  4. Step 4: Simplify right side
    33,070.30x = 854,809,579.99
  5. Step 5: Solve for x
    x = 854,809,579.99/33,070.30
  6. Step 6: Final answer
    x = 25,848.26

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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.