Home / 33,555.42-46,305.30-18,447.98

Finding the Fourth Proportional to 33,555.42, 46,305.30 and 18,447.98

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Solution

The fourth proportional to 33,555.42, 46,305.30 and 18,447.98 is: 25,457.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,555.42 : 46,305.30 = 18,447.98 : x
  2. Step 2: Convert to fraction form
    33,555.42/46,305.30 = 18,447.98/x
  3. Step 3: Cross multiply
    33,555.42x = 46,305.30 × 18,447.98
  4. Step 4: Simplify right side
    33,555.42x = 854,239,016.77
  5. Step 5: Solve for x
    x = 854,239,016.77/33,555.42
  6. Step 6: Final answer
    x = 25,457.56

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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.