Home / 33,276.60-45,918.38-18,371.64

Finding the Fourth Proportional to 33,276.60, 45,918.38 and 18,371.64

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Solution

The fourth proportional to 33,276.60, 45,918.38 and 18,371.64 is: 25,351.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,276.60 : 45,918.38 = 18,371.64 : x
  2. Step 2: Convert to fraction form
    33,276.60/45,918.38 = 18,371.64/x
  3. Step 3: Cross multiply
    33,276.60x = 45,918.38 × 18,371.64
  4. Step 4: Simplify right side
    33,276.60x = 843,595,946.74
  5. Step 5: Solve for x
    x = 843,595,946.74/33,276.60
  6. Step 6: Final answer
    x = 25,351.03

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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.