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Finding the Fourth Proportional to 33,284.52, 45,922.50 and 20,036.52

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Solution

The fourth proportional to 33,284.52, 45,922.50 and 20,036.52 is: 27,644.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,284.52 : 45,922.50 = 20,036.52 : x
  2. Step 2: Convert to fraction form
    33,284.52/45,922.50 = 20,036.52/x
  3. Step 3: Cross multiply
    33,284.52x = 45,922.50 × 20,036.52
  4. Step 4: Simplify right side
    33,284.52x = 920,127,089.70
  5. Step 5: Solve for x
    x = 920,127,089.70/33,284.52
  6. Step 6: Final answer
    x = 27,644.29

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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.