Home / 33,538.30-46,255.38-20,782.62

Finding the Fourth Proportional to 33,538.30, 46,255.38 and 20,782.62

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Solution

The fourth proportional to 33,538.30, 46,255.38 and 20,782.62 is: 28,662.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,538.30 : 46,255.38 = 20,782.62 : x
  2. Step 2: Convert to fraction form
    33,538.30/46,255.38 = 20,782.62/x
  3. Step 3: Cross multiply
    33,538.30x = 46,255.38 × 20,782.62
  4. Step 4: Simplify right side
    33,538.30x = 961,307,985.50
  5. Step 5: Solve for x
    x = 961,307,985.50/33,538.30
  6. Step 6: Final answer
    x = 28,662.99

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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.