Home / 33,146.30-45,742.58-18,039.80

Finding the Fourth Proportional to 33,146.30, 45,742.58 and 18,039.80

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Solution

The fourth proportional to 33,146.30, 45,742.58 and 18,039.80 is: 24,895.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,146.30 : 45,742.58 = 18,039.80 : x
  2. Step 2: Convert to fraction form
    33,146.30/45,742.58 = 18,039.80/x
  3. Step 3: Cross multiply
    33,146.30x = 45,742.58 × 18,039.80
  4. Step 4: Simplify right side
    33,146.30x = 825,186,675.77
  5. Step 5: Solve for x
    x = 825,186,675.77/33,146.30
  6. Step 6: Final answer
    x = 24,895.29

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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.