Home / 33,231.12-45,848.82-18,889.88

Finding the Fourth Proportional to 33,231.12, 45,848.82 and 18,889.88

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Solution

The fourth proportional to 33,231.12, 45,848.82 and 18,889.88 is: 26,062.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,231.12 : 45,848.82 = 18,889.88 : x
  2. Step 2: Convert to fraction form
    33,231.12/45,848.82 = 18,889.88/x
  3. Step 3: Cross multiply
    33,231.12x = 45,848.82 × 18,889.88
  4. Step 4: Simplify right side
    33,231.12x = 866,078,707.94
  5. Step 5: Solve for x
    x = 866,078,707.94/33,231.12
  6. Step 6: Final answer
    x = 26,062.28

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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.