Home / 33,302.70-45,958.10-18,195.80

Finding the Fourth Proportional to 33,302.70, 45,958.10 and 18,195.80

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Solution

The fourth proportional to 33,302.70, 45,958.10 and 18,195.80 is: 25,110.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,302.70 : 45,958.10 = 18,195.80 : x
  2. Step 2: Convert to fraction form
    33,302.70/45,958.10 = 18,195.80/x
  3. Step 3: Cross multiply
    33,302.70x = 45,958.10 × 18,195.80
  4. Step 4: Simplify right side
    33,302.70x = 836,244,075.21
  5. Step 5: Solve for x
    x = 836,244,075.21/33,302.70
  6. Step 6: Final answer
    x = 25,110.40

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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.