Home / 33,986.72-46,895.44-20,556.08

Finding the Fourth Proportional to 33,986.72, 46,895.44 and 20,556.08

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Solution

The fourth proportional to 33,986.72, 46,895.44 and 20,556.08 is: 28,363.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,986.72 : 46,895.44 = 20,556.08 : x
  2. Step 2: Convert to fraction form
    33,986.72/46,895.44 = 20,556.08/x
  3. Step 3: Cross multiply
    33,986.72x = 46,895.44 × 20,556.08
  4. Step 4: Simplify right side
    33,986.72x = 963,986,416.28
  5. Step 5: Solve for x
    x = 963,986,416.28/33,986.72
  6. Step 6: Final answer
    x = 28,363.62

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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.