Home / 33,298.81-45,951.64-18,191.09

Finding the Fourth Proportional to 33,298.81, 45,951.64 and 18,191.09

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Solution

The fourth proportional to 33,298.81, 45,951.64 and 18,191.09 is: 25,103.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,298.81 : 45,951.64 = 18,191.09 : x
  2. Step 2: Convert to fraction form
    33,298.81/45,951.64 = 18,191.09/x
  3. Step 3: Cross multiply
    33,298.81x = 45,951.64 × 18,191.09
  4. Step 4: Simplify right side
    33,298.81x = 835,910,488.29
  5. Step 5: Solve for x
    x = 835,910,488.29/33,298.81
  6. Step 6: Final answer
    x = 25,103.32

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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.