Home / 33,582.75-46,317.96-20,828.78

Finding the Fourth Proportional to 33,582.75, 46,317.96 and 20,828.78

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Solution

The fourth proportional to 33,582.75, 46,317.96 and 20,828.78 is: 28,727.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,582.75 : 46,317.96 = 20,828.78 : x
  2. Step 2: Convert to fraction form
    33,582.75/46,317.96 = 20,828.78/x
  3. Step 3: Cross multiply
    33,582.75x = 46,317.96 × 20,828.78
  4. Step 4: Simplify right side
    33,582.75x = 964,746,598.89
  5. Step 5: Solve for x
    x = 964,746,598.89/33,582.75
  6. Step 6: Final answer
    x = 28,727.44

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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.