Home / 33,217.82-45,814.66-21,282.27

Finding the Fourth Proportional to 33,217.82, 45,814.66 and 21,282.27

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Solution

The fourth proportional to 33,217.82, 45,814.66 and 21,282.27 is: 29,352.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,217.82 : 45,814.66 = 21,282.27 : x
  2. Step 2: Convert to fraction form
    33,217.82/45,814.66 = 21,282.27/x
  3. Step 3: Cross multiply
    33,217.82x = 45,814.66 × 21,282.27
  4. Step 4: Simplify right side
    33,217.82x = 975,039,964.08
  5. Step 5: Solve for x
    x = 975,039,964.08/33,217.82
  6. Step 6: Final answer
    x = 29,352.92

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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.