Home / 33,871.50-46,742.58-18,764.19

Finding the Fourth Proportional to 33,871.50, 46,742.58 and 18,764.19

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Solution

The fourth proportional to 33,871.50, 46,742.58 and 18,764.19 is: 25,894.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,871.50 : 46,742.58 = 18,764.19 : x
  2. Step 2: Convert to fraction form
    33,871.50/46,742.58 = 18,764.19/x
  3. Step 3: Cross multiply
    33,871.50x = 46,742.58 × 18,764.19
  4. Step 4: Simplify right side
    33,871.50x = 877,086,652.21
  5. Step 5: Solve for x
    x = 877,086,652.21/33,871.50
  6. Step 6: Final answer
    x = 25,894.53

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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.